VIAIR 300P Portable Compressor
VIAIR's 300P is a larger portable        compressor kit with a 150 PSI rating that is capable of inflating up to        33-inch tires easily by simply clamping the power leads to your battery,        connecting the tire chuck to the valve stem and turning the unit on. Tire        pressure can be monitored using the 5-in-1 inflator/deflator inline pressure        gauge. This compression system includes a range of accessories stowable        in its soft carry case, including inflation tips, a 5-in-1 inflator/deflator        open ended air hose with 100 PSI gauge, dual heavy duty direct battery clamps        and more..caption { font-family: Verdana, Helvetica neue, Arial, serif; font-size: 10px; font-weight: bold; font-style: italic; }  ul.indent { list-style: inside disc; text-indent: -15px; }  table.callout { font-family: verdana; font-size: 11px; line-height: 1. 3em; }  td.vgoverview { height: 125px; background: #9DC4D8 url(http://images.amazon.com/images/G/01/electronics/detail-page/callout-bg.png) repeat-x; border-left: 1px solid #999999; border-right: 1px solid #999999; padding-left: 20px; padding-right: 20px; padding-bottom: 10px; width: 250px; font-family: verdana; font-size: 12px; }Powerful Portable Compression Rated for 33" TiresThe VIAIR 300P Portable Compressor offers inflation of up to 33-inch tires        at a rapid rate, and operation at up to 150 PSI for up to 15 continuous        minutes at a time, providing that there are 30 minutes provided afterwards        for the unit to cool sufficiently. The unit is powered by an easy to establish        temporary connection to a 12-volt battery power source via included alligator        clamps. The 300P comes with an open-ended tire inflation hose with included        100 PSI air pressure gauge that offers the following functions: air up,        air up intermittently, air down, air down intermittently and check tire        pressure. To check tire pressure, simply turn off the portable compressor        to halt inflation and check the pressure on the air pressure gauge. Additional        parts provided include an inline fuse holder, a 8' power cable, a heavy        duty sand tray with vibration isolators and deluxe carry bag.