Document:

<PAGE>

EXHIBIT 10.8

                                 AGREEMENT Ingen Technologies, Inc. and Joe Lawn

[INGEN LOGO]

INGEN TECHNOLOGIES, INC.
285 E. County Line Road, Calimesa California 92320
(800) 259-9622   FAX: (800) 777-1186

                              CONTRACTING AGREEMENT

This Agreement made effective as of this 1st day of October, 2004, by and
between Joe Lawn, an individual, further referred to as the ("Contractor"),
whose principal address is 306 Hampton Road, King Of Prussia, PA 19406; and
INGEN TECHNOLOGIES, INC., A Nevada Corporation, further referred to as the
("Company"), whose principal address is 285 E. County Line Road, Calimesa,
California 92320, and is made with reference to the following.

                                    RECITALS

A.       The Company is a Medical Device Manufacturer, and in the business of
         providing medical products and services on a Global basis. Said
         products and services are inclusive of, but not limited to, vestibular
         function testing and balance testing.

B.       The Company desires to exclusively engage the services of the
         Contractor to market physicians within the domestic United States to
         sell Secure Balance(TM) programs as described in Schedule-A. The
         Contractor also agrees to develop various markets for services for all
         of North America, as well as any future services that the Company deems
         authorized. The Company will use the Contractor as its' exclusive agent
         to provide those services described in Schedule-A.

C.       The Company authorizes export rights to the Contractor for all sales of
         the Secure Balance (TM) program outside the United States. The
         Contractor accepts to sell the Secure Balance (TM) program outside the
         United States. The Secure Balance (TM) program includes the services
         and medical equipment as described in Exhibit-A.

C.       The Contractor has the expertise, knowledge and resources for
         development and implementation of the services described in Schedule-A.

D.       The Company will provide product, installation, training, market
         assistance, promotional materials and other developmental documentation
         used to promote said products and services in accordance to all laws of
         which govern the Company in this type of industry.

E.       The Company desires to utilize the Contractor's expertise, knowledge
         and other resources for developing and promoting said services as
         described in the above Recitals for the purpose of establishing sales
         of vestibular testing products for the Contractor's client base, and as
         such, the Contractor desires to use the Company's client base for
         delivering the services as described in Schedule-A.

                                  Page 1 of 8
<PAGE>

NOW, THEREFORE, the Parties mutually agree as follows:

1.       In consideration of the Contractor furnishing the expertise, knowledge
         and other resources in providing said services and market assistance as
         set forth in the above Recitals hereof, the Company agrees to issue
         100,000 Shares as Restricted Rule-144 public stock, in addition the
         Company will pay commissions of $4,000 for each VNG systems sold, and
         $1,500 for each therapy system sold. Such acceptance will be in the
         form of a signed agreement between the customer and the Company. The
         said transaction will be verification of acceptance and submitted to
         the Contractor.

2.       The Company authorizes the Contractor to market, promote and sell the
         products and services of the Company as described in Exhibit-B. Any
         other products and services offered by the Company are not a part of
         this Agreement and may not be sold and/or marketed by the Contractor
         without the written permission or authorization from the Company.

3.       As a part of the services specified herein, the Contractor accepts the
         above considerations and understands his/her rights to sell said
         services within the United States. The Contractor agrees to provide
         his/her "best efforts" to deliver those services as described in
         Schedule-A.

4.       The Contractor is only responsible to market and sell the Secure
         Balance(TM) program. The Company is responsible to provide
         installation, training and support to the customer.

5.       Except for the amounts paid to the Contractor as stated in paragraph-1
         and within the Recitals herein, the Contractor shall not be entitled to
         other payment and/or reimbursement for expenses incurred pursuant to
         this Agreement. All costs and expenses incurred by the Contractor in
         rendering said services shall be reimbursed or advanced by the Company
         only upon written authorization to the Contractor by the Company.

6.       The Company agrees to provide full and proper assistance to the
         Contractor inclusive of administrative support, technical support, and
         professional support on a best efforts basis and within regulatory
         guidelines and laws set forth for providing said services and without
         penalty to the Contractor.

7.       The Contractor agrees to provide the Company with proper tax
         documentation and identification upon the signing of this Agreement in
         accordance to State and Federal tax laws.

                                  Page 2 of 8
<PAGE>

8.       The relationship between both parties created by this Agreement is that
         of principal ("the Company") and Outside Contractor ("the Contractor")
         in that the time spent and the professional manner in which the
         services are performed shall solely be the responsibility of the
         Contractor. However, the Contractor agrees to use their best and most
         diligent efforts, within all laws, to provide the resources and
         expertise under the terms and conditions setforth herein.

9.       During the term of this Agreement the Contractor has the right to
         promote services, either directly and/or indirectly, to any entity that
         has a similar products as provided by the Company for the duration of
         this Agreement.

10.      In consideration of the importance of confidentiality, non-disclosure
         and trade secrets, the Contractor acknowledges that during the course
         of this Agreement between the Company and the Contractor, the
         Contractor has had access to and will continue to have access to
         various confidential information and trade secrets consisting of
         compilations of information, records, specifications and trade lists,
         which are owned by the Company and which are regularly used in the
         operation of the Company's business. The Contractor specifically agrees
         to NOT distribute the product pricing of the Company, nor use the brand
         name on any of their pricing to their clients. Further, the Contractor
         will agree to keep confidential all material related to or made a part
         of this Agreement from any client, employee, associate and/or the like.

         In consideration of continued engagement through this Agreement during
         the period of the Agreement by the Company, the Contractor shall not
         disclose any of the aforesaid confidential information or trade
         secrets, directly or indirectly, nor use them in any way, either during
         the term of this Agreement or at any time thereafter, except as
         required in the Contractor's engagement with the Company, but does not
         include information already within the public domain at the time the
         information is acquired by the Contractor, or information that
         subsequently becomes public through no act or omission of the
         Contractor.

         In further consideration of continued engagement and during the period
         of the Agreement, all files, records, documents, drawings,
         specifications, equipment and similar items relating to the business of
         the Company, whether prepared by the Contractors or otherwise, coming
         into the Contractor's possession shall remain the exclusive property of
         the Company and shall not be removed from the Company's premises under
         any circumstances whatsoever without prior written consent of the
         Company.

11.      This Agreement shall continue in effect for a period of two years
         (2-yrs), and may be continued thereafter only by the express mutual
         agreement of both parties. This agreement may be terminated only for
         cause or breech of any terms and conditions setforth herein.

12.      This document contains the entire Agreement of the parties relating to
         this Agreement and correctly sets forth the rights, duties and
         obligations of all parties hereto. Any prior agreements, promises,
         negotiations and/or representations not expressly set forth in this
         Agreement is of no force and effect.

                                  Page 3 of 8
<PAGE>

13.      No waiver of any term or condition of this Agreement shall be deemed or
         construed to be a waiver of such term or condition in the future, or of
         any preceding or subsequent breach of the same or any other term or
         condition of this or any other agreement. All remedies, rights,
         undertakings, obligations and agreements contained in this Agreement
         shall be cumulative and none of them shall be in limitation of any
         other remedy, right, undertaking, obligation or agreement of either
         party hereto.

14.      No amendment or modification of this Agreement or of any covenant,
         condition or limitation herein contained shall be valid unless in
         writing and duly executed by the party to be charged therewith. Unless
         otherwise specifically set forth under a particular provision, any
         amendment or modification shall require the overall consent of both
         parties.

15.      Nothing contained in this Agreement shall be construed so as to require
         the commission of any act contrary to law, and whenever there is a
         conflict between any provision of this Agreement and any statute, law,
         ordinance, rule, order or regulation, the later shall prevail, but in
         such event any such provision of this Agreement shall be curtailed and
         limited only to the extent necessary to bring it within the legal
         requirements.

16.      This Agreement, and all rights and obligations contained herein shall
         be binding on and inure to the benefit of the parties hereto and their
         respective heirs, executors, legal and personal representatives,
         successors and assigns. It is also specifically agreed and understood
         that this Agreement shall be binding upon any successor-in-interest to
         the Company by way of merger, consolidation or otherwise.

17.      Any controversy arising out of or in connection with this Agreement, or
         any amendment thereof, shall be determined and settled by arbitration
         in accordance with the rules of the American Arbitration Association.
         The venue for such arbitration shall be exclusively San Bernardino
         County, the State of California, and any award rendered shall be final
         and binding on each and all of the parties thereto and their
         successor-in-interest, and judgment may be entered thereon in any court
         having jurisdiction thereon. In any such proceeding, the Arbitrator
         shall be and hereby is empowered to render an award directing specific
         performance. Each individual party shall take responsibility for
         obligations pertaining to costs associated with their own legal
         representation.

18.      All notices among the parties hereto shall be in writing and shall be
         deemed duly served when personally delivered to another party or, in
         lieu of such personal service, when deposited in the United States
         mail, certified and return receipt requested, with first class postage
         prepaid thereon, addressed as set forth above, or in such other place
         as may be specified in any written notice given pursuant to this
         paragraph as the address for service of notice. All notices shall be
         delivered to the parties addresses as witnessed below.

                                  Page 4 of 8
<PAGE>

                           Company:                  Scott Sand, CEO & Chairman
                                                     Ingen Technologies, Inc.
                                                     285 E. County Line Rd.
                                                     Calimesa, CA 92320
                                                     (800) 259-9622
                                                     Tax ID No. 88-0429044

                           Contractor:               Joe Lawn
                                                     306 Hampton Rd.
                                                     King Of Prussia, PA 19406
                                                     (610) 715-1495

19.      This Agreement shall be governed and construed in accordance with laws
         of the State of California.

         IN WITNESS WHEREOF, the parties hereto have executed this Agreement as
         of the date first set forth above and agree to all of the terms and
         conditions of this Agreement setforth herein.

         The Contractor:

                           /S/ JOE LAWN                          October 1, 2004
                           ----------------------------------    ---------------
                           Joe Lawn, Individual                       Date

         The Company:

                           /S/ SCOTT SAND                        October 1, 2004
                           ----------------------------------    ---------------
                           Scott Sand, CEO                            Date

                                  Page 5 of 8
<PAGE>

                                   SCHEDULE-A

                  SERVICES PROVIDED BY INGEN TECHNOLOGIES, INC
                  --------------------------------------------

1.       Preferred Provider Care will provide a 2-day balance medicine training
         program (focused on test reading) here in Jacksonville for all of your
         physicians and technician customers who require training and assistance
         for their new VNG private-label equipment. This seminar will include
         all training manuals, as well as the opportunity for hands on training
         for physicians and technicians and the opportunity for question and
         answer sessions with staff (underwritten by Preferred Provider Care.)

2.       Attendees are responsible for their own travel arrangements, all travel
         costs and incidentals.

3.       Ingen Technologies, Inc. will provide equipment, training and clinical
         support to the physician.

Contract will be valid for two years.

-----------------------------------
Scott Sand, CEO & Chairman

                                  Page 6 of 8
<PAGE>

                                    EXHIBIT-A

                         PHYSICIAN ACCEPTANCE AGREEMENT

         THE PURCHASING PHYSICIAN AND/OR INSTITUTION HAS AGREED TO ACCEPT
         SERVICES FROM MEDICORE, INC. FOR EQUIPMENT, TRAINING AND CLINICAL
         SUPPORT. THAT SUPPORT INCLUDES THE FOLLOWING:

1.       Preferred Provider Care will provide a 2-day balance medicine training
         program (focused on test reading) here in Jacksonville for all of your
         physicians and technician customers who require training and assistance
         for their new VNG private-label equipment. This seminar will include
         all training manuals, as well as the opportunity for hands on training
         for physicians and technicians and the opportunity for question and
         answer sessions with staff (underwritten by Preferred Provider Care.)

2.       Attendees are responsible for their own travel arrangements, all travel
         costs and incidentals.

3.       Ingen Technologies, Inc. will refer physicians to MediCore, Inc., and
         MediCore will provide equipment, technician and clinical support to the
         physician.

4.       MediCore, Inc. will provide a contract agreement with the Physician
         regarding considerations for providing equipment, technician and
         clinical support.

         Accepted By: __________________________________      __________________
                                Physician Name                       Date

                                  Page 7 of 8
<PAGE>

<TABLE>
<S>     <C>
                                             EXHIBIT-B

                                   PRODUCT LIST SOLD TO CUSTOMER

ITI  INGEN TECHNOLOGIES, INC.                                               PROFORMA INVOICE
285 E. COUNTY LINE ROAD
CALIMESA CA 92320
(800) 259-9622

       ITEM       QTY      PART NO.                    DESCRIPTION                        PRICE
---------------------------------------------------------------------------------------------------

         1        1ea.     Model-2000       Secure Balance 2 Channel VNG                $38,000.00
                                            Complete with computer system,
                                            1-Camera Goggle, Oculomotor Full-Field
                                              Projector
                                            Secure Balance(TM) Full Clinical VNG
                                              Software version 1.00
                                            Atmos Air Irrigator and Scope
                                            Installation and training (On-Site).
                                            2-Day Physician Interpretation Workshop
                                            Tower Computer or Laptop Notebook
                                            HP Color Printer

         2        1ea.     Model-4000       SPORTKAT Balance System                     $15,000.00
                                            Balance Therapy & Posturograhy Platform
                                            VVP Computer Data System
                                            Assessment & Treatment Software 3.02
                                            Flat Panel Display Computer System
                                            Base Unit 360 Degree Platform w/Tilt Sensor
                                            Handrails with Gauge Readout PSI
                                            DC-Power Supply
                                            Installation and Training (On-Site)

                                            Full Warranty 1-Year
                                            Software Upgrades - No Charge

Grand Total                                                                             $53,000.00
                                                                                        ==========

                                   TAX AND FREIGHT NOT INCLUDED
---------------------------------------------------------------------------------------------------
  NET 30 DAYS                           FOB: OCEANSIDE CA                DELIVERY: 2-4 WEEKS ARO
---------------------------------------------------------------------------------------------------
</TABLE>

                                            Page 8 of 8<PAGE>

EXHIBIT 10.9

 Contract Agreement between Ingen Technologies, Inc. and Lifetime Controls, Inc.

[INGEN LOGO]

INGEN TECHNOLOGIES, INC.

                              CONTRACTOR AGREEMENT

This is a Work for Hire agreement between INGEN TECHNOLOGIES, INC having its
principal office at 285 East County Line Road Calimesa, Ca 92320 (hereinafter
referred to as the "Company".), and Lifetime Controls Inc. whose local address
is 5813 Highland Springs Rd., Lakeport, Ca 95453, (hereinafter referred to as
the "Contractor").

PURPOSE OF AGREEMENT

The purpose of this Agreement is to establish terms and conditions for services
performed by the Contractor for the Company, in support of the Company's
software and or hardware engineering needs.

SCOPE OF AGREEMENT

The Contractor will perform all items within Attachement-A and Attachment-B for
a total cost of $69,420 and within a four (4) month period commencing on August
1, 2005. This is a work for hire agreement. The Contractor shall perform the
work, which is specified in the attachment. This Agreement includes only the
items that are described in this agreement. Any other items must be agreed to in
writing by both parties as extensions to this agreement. A schedule is attached
to this agreement. Either party may propose changes to this agreement. If
changes affect the schedule more than 30 days, a new schedule may be negotiated
and agreed to in writing by both parties.

TERMS OF AGREEMENT

This Agreement begins on 7-15-2005. The Contractor agrees to deliver the items
specified in the attachments within four (4) months of the commencement date.
Either the Company or the Contractor may terminate this Agreement at any time,
only with cause, by giving the other party forty-eight (48) hours written notice
of termination. If termination is due to failure to perform, the other party has
7 working days to correct the failure. In the event of termination all
confidentiality, assignment of intellectual property and warranties remain in
effect unless termination of these is agreed in writing by the Company.

                                  Page 1 of 7
<PAGE>

COMPENSATION

The Company will advance 50% and/or $34,710.00 of the total amount of the
contract to the Contractor. Upon successful completion of the contract, the
Company will pay the remaining 50% and/or $34,710.00. Failure to complete this
Contract by the Contractor will result in the reimbursement of all monies paid
by the Company.

THE CONTRACTOR IS AN INDEPENDENT CONTRACTOR

The Contractor is an independent contractor and is not an agent or employee of
the Company. The Contractor will be responsible for determining the manner and
means of fulfilling the contract and for all legal requirements applicable to
independent contractors. The Contractor will maintain his or her own business
operation. Neither the Contractor nor the Company intends to establish an
employer-employee relationship and both parties agree that the Contractor is not
an employee for state or federal tax purposes.

CONFIDENTIALITY REQUIREMENT

The Contractor shall maintain as confidential and proprietary any information
that the Company so identifies and any information that can reasonably be
presumed to be such. This obligation shall cease when such information becomes
publicly available by the Company or rightful publication by others.

ASSIGNMENT OF INTELLECTUAL PROPERTY RIGHTS

All rights, title, and interest in any intellectual property (conceived either
individually or jointly), including any inventions, patents, trademarks, or
copyrights and which arise out of the Contractor's performance under this
Agreement, are the property of the Company. Works of authorship created by the
Contractor for the Company in the performance of this Agreement are the works
made for hire as defined under U.S. Copyright Law.

WARRANTY AND INDEMNIFICATION

The Contractor warrants that any work performed under this Agreement will be
original, will not have been previously published in whole or in part, and will
not have been previously assigned, licensed or otherwise encumbered. In
performance of its obligations under this Agreement, the Contractor shall to the
best of the Contractor's knowledge and ability avoid infringement of any patent,
copyright, or trademark, or the disclosure of any trade secret or other
confidential and proprietary property of any other third party. Even when
permission has been obtained from the affected third parties, the Contractor
agrees that it shall not knowingly furnish or use any such patented or
copyrighted information or any such mask work or trademarks in the performance

                                  Page 2 of 7
<PAGE>

of this Agreement, nor shall the Contractor knowingly use the trade secrets or
other confidential and proprietary information of the Contractor or others,
without the prior written consent of the Company.

The Contractor shall indemnify the Company in the event of an infringement
action by any third party against the Company arising out of the Contractor's
willful use of any patents, copyrights, trademarks, trade secrets, or other
confidential and proprietary information as determined by a court of competent
jurisdiction Contractor and Company grant each other mutual waivers of
incidental and consequential damages. In the event that a claim is unsuccessful,
Contractor shall incur no liability.

MISCELLANEOUS

The provisions of this Agreement shall be governed by the laws of the State of
California, and all dispute resolution proceedings shall take place in the
appropriate forum in California. All disputes and disagreements (except for
matters for which injunctive relief is sought pending arbitration) shall be
resolved by binding arbitration before a single arbitrator in California in
accordance with the Rules of the American Arbitration Association.

ATTACHMENTS

The Contractor shall perform the following software development, hardware design
and programming, product consulting and general support for the OxyAlert(TM)
pursuant to the attachments contained herein.

WARRANTY

All engineering work will be warranted for one year from end of engineering
phases. During that time, any engineering labor that was done incorrectly, or
was clearly not in compliance with agreed any/all written specification(s),
shall be corrected at no cost. This Agreement sets forth the entire
understanding of the parties.

Both parties have read this Agreement and all of the attachments hereof, and
thereby understand and accept all of the terms and conditions set forth herein.

------------------------------------------------             -----------------
Scott R. Sand, CEO Ingen Technologies, Inc.                        Date

------------------------------------------------             -----------------
David Kimmich, President Lifetime Controls, Inc.                   Date

                                  Page 3 of 7
<PAGE>

ATTACHMENT-A

                                  SCOPE OF WORK

INGEN STAND ALONE FIXED VALUE OXYGEN TANK LOW PRESSURE
DETECTION AND ALERT SYSTEM DESIGN

A.       Fixed Value Stand Alone Tank Unit with:

         1.       Standard non rechargeable battery
         2.       Lights for normal operating, low battery, and alarm
         3.       Detection of removal for system shut down (based on ultra low
                  pressure)
         4.       Sounder to alert user of low pressure and low battery
         5.       Interfacing off the shelf pressure sensor
         6.       Integration of standard analog off the shelf gage
         7.       Modification of off the shelf plastic enclosure
         8.       PCB design, layout, and Gerber files (RF ready)
         9.       Integration of Gage, Sensor, PCB, and Enclosure
         10.      Support of production of first articles
         11.      Project management of process
         12.      Regular progress meetings
         13.      A four calendar month completion schedule (assuming no delays
                  beyond our control or those caused by others)

B.       Ingen will be responsible for non engineering services and material to
         include:

         14.      Tanks, regulators, devices to simulate pressure falling over a
                  short period to speed up development.
         15.      Any knowledge and hardware needed to facilitate engineering
                  groups understand of how to best interface to field devices
                  such as tanks & regulators.
         16.      One time non reoccurring engineering to make PCBs, enclosures,
                  and mechanical alterations to devices
         17.      Manufacturing costs for production level first articles
         18.      Parts and materials to produce first articles
         19.      Any expediting and or shipping needed to meet customer goals
                  in making first articles

                  [X] All costs incurred in section B will be with prior
                  knowledge and with prior approval by Ingen representative

                                  Page 4 of 7
<PAGE>

ATTACHMENT-B

      OxyAlert Tank Unit with LED, Sounder, and Transmitter Block Diagram

                             [DIAGRAM APPEARS HERE]

                                  Page 5 of 7
<PAGE>

<TABLE>
------------------------------------------------------------------------------------------------------------------------------------
        OXYALERT                                                               PROOF OF CONCEPT / PRODUCTION MODEL      6/23/2005
------------------------------------------------------------------------------------------------------------------------------------
        ELECTRONIC ENGINEERING DESIGN COSTS
------------------------------------------------------------------------------------------------------------------------------------
   1    TANK MODULE - ANALOG OF-THE -SHELF SENSOR - INTEGRATED                   ELECTRICAL   MECHANICAL   APPLICATION
        RADIO TRANSMITTER READY - ELECTRONIC DESIGN                              ENGINEERING  ENGINEERING  ENGINEERING  PHASE TOTAL
------------------------------------------------------------------------------------------------------------------------------------
<S>                                                                              <C>          <C>         <C>         <C>
        Micro Research & Test                                                         12                      4
        Battery Research & Test                                                        6                      8
        Gage/Sensor Integration                                                        4          8           8
        Sounder Research & Test                                                                               6
        1 line diagram                                                                 8                      2
        Mechanical drawings & Integration                                                        20
        Housing Design                                                                           12
        Board size & Component Layout                                                  8                      8
        Cad Layout of PCB                                                                        12
        PCB Trace Routing                                                                        20
        Test of PCB Circuit & components (prototype)                                  16                      4
        Re work & Re-test                                                              8                      4
        Stage & Initialize Micro                                                      14
        Wake up & Power Control                                                       16
        Battery Monitoring - Programming & Components                                 16
        Sleep Design for Battery Power Reduction                                      16
        Test Battery Consumption on circuit                                            8
        Peizo Sounder Integration                                                      2
        Low Batt LED Integration                                                       4
        TO State LED for Tank Status Integration                                       6
        Regulator/Filtering                                                            6
        Micro Programming (sounder, radio interface, static low pressure)             40
        Alpha Test first production unit                                               8                      8
        Re-work & Re-test                                                              8                      4
        Project meetings - 2 hours per meeting 2x per month - 6 months                12          0           12
        Documentation                                                                                         8
------------------------------------------------------------------------------------------------------------------------------------
   HRS                                                                                218        72           76          366
------------------------------------------------------------------------------------------------------------------------------------
  COST                                                                           $28,340.00   $9,360.00   $9,880.00   $ 47,580.00
------------------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------------------
                                                                                 ELECTRICAL   MECHANICAL   APPLICATION
    2   RADIO & CIRCUIT AS PART OF STAND ALONE UNIT                              ENGINEERING  ENGINEERING  ENGINEERING  PHASE TOTAL
------------------------------------------------------------------------------------------------------------------------------------
        Choose Eval Units                                                              8                      16
        Test Radios                                                                    8                      8
        Choose Micro
        1 line Diagram                                                                 6                      2
        Board Layout                                                                   8                      8
        Cad Layout                                                                                8
        PCB Routing                                                                              12
        Test of PCB Circuit                                                            8
        Test Components                                                                8
        Antenna design                                                                12
        Range Test                                                                                            8
        Re work & Re-test                                                              0                      8
        Micro Programming                                                             16
        Mechanical design & integration                                                           4
        Housing Design                                                                            4
        Alpha Test                                                                     8                      8
        Re-work & Re-test
        Documentation
------------------------------------------------------------------------------------------------------------------------------------
  TOTAL                                                                               82         28           58          168
------------------------------------------------------------------------------------------------------------------------------------
  COSTS                                                                          $10,660.00   $3,640.00   $7,540.00   $ 21,840.00
------------------------------------------------------------------------------------------------------------------------------------
        PROJECT TOTAL                                                                                                 $ 69,420.00
------------------------------------------------------------------------------------------------------------------------------------
</TABLE>

                                                             Page 6 of 7
<PAGE>

            PRODUCTION COST
            BUDGETARY ESTIMATES

-------------------------------------------------------------------------------
             STAND ALONE TANK UNIT W/GAGE/ 500 PSI    ESTIMATED      NOT TO
   Item #             ANALOG SWITCH/RADIO            PARTS COST    EXCEED NRE
-------------------------------------------------------------------------------
     1                   Microcomputer                 $10.00        $0.00
-------------------------------------------------------------------------------
     2                    Battery TBD                   $6.00        $0.00
-------------------------------------------------------------------------------
     3                      Crystal                     $3.30        $0.00
-------------------------------------------------------------------------------
     4                   Tri-state LED                  $1.50        $0.00
-------------------------------------------------------------------------------
     5                  Low Battery LED                 $0.83        $0.00
-------------------------------------------------------------------------------
     6                       Peizo                      $5.00        $0.00
-------------------------------------------------------------------------------
     8            Generic Gage with machining          $15.00       $250.00
-------------------------------------------------------------------------------
     9               Supporting Components              $9.90        $0.00
-------------------------------------------------------------------------------
     10                       PCB                      $16.50       $200.00
-------------------------------------------------------------------------------
     11                    Enclosure                   $18.00       $300.00
-------------------------------------------------------------------------------
     12                 Assembly & Test                $29.00       $850.00
-------------------------------------------------------------------------------
     13              3rd party Radio Board             $10.00       $250.00
-------------------------------------------------------------------------------
     15                3rd Party Sensor                $40.00      $1,000.00
-------------------------------------------------------------------------------

-------------------------------------------------------------------------------
    Estimated TOTAL per unit less than 50 units        $165.03     $2,850.00
-------------------------------------------------------------------------------

                   Actual cost may vary - if costs exceed 15%
                   additional, Ingen approval will be required

<TABLE>
ESTIMATED ENGINEERING TIME LINE
OXYALERT PROJECT TASK
------------------------------------------------------------------------------------------------------------------------------------
TANK UNIT              8/1  8/8  8/15  8/22  8/29  9/5  9/12  9/19  9/26  10/3  10/10  10/17 10/24  10/31  11/7  11/14  11/21  11/28
<S>                    <C>  <C>  <C>   <C>   <C>   <C>  <C>   <C>   <C>   <C>   <C>    <C>   <C>    <C>    <C>   <C>    <C>    <C>
------------------------------------------------------------------------------------------------------------------------------------
Sensor Procurement      X    X
------------------------------------------------------------------------------------------------------------------------------------
Selecting Components    X    X
------------------------------------------------------------------------------------------------------------------------------------
Draw Shematic                     X
------------------------------------------------------------------------------------------------------------------------------------
Layout PCB                              X     X
------------------------------------------------------------------------------------------------------------------------------------
Manufacture PCB                                     X     X
------------------------------------------------------------------------------------------------------------------------------------
Procure Components                            X     X     X
------------------------------------------------------------------------------------------------------------------------------------
Populate PCB                                                   X     X
------------------------------------------------------------------------------------------------------------------------------------
Program Micro                                                              X      X      X
------------------------------------------------------------------------------------------------------------------------------------
Mechanical Design                                   X
------------------------------------------------------------------------------------------------------------------------------------
Procure Enclosure                                         X
------------------------------------------------------------------------------------------------------------------------------------
Design Enclosure                                               X     X
------------------------------------------------------------------------------------------------------------------------------------
Manufacture Enclosure                                                      X      X      X
------------------------------------------------------------------------------------------------------------------------------------
Test Assembly                                                                                  X      X
------------------------------------------------------------------------------------------------------------------------------------
Re Program and Modify                                                                                        X      X
  System
------------------------------------------------------------------------------------------------------------------------------------
Final Test & Assembly                                                                                                     X      X
------------------------------------------------------------------------------------------------------------------------------------
</TABLE>

DELIVERABLES

         1.       BATTERY OPERATED STAND ALONE OXYALERT WITH 500 PSI DETECTION,
                  OFF TANK SHUT DOWN, RF OUTPUT, LIGHTS AND ALERTS SOUNDS
         2.       RF DEMONSTRATION TO PC ACTING AS RECEIVER SHOWING DATA
                  TRANSMISSIONS FROM STAND ALONE UNIT
         3.       GERBER FILES
         4.       FIRMWARE CODE
         5.       MECHANICAL DRAWINGS

                                                            Page 7 of 7

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