Extreme Dog Fence - Second Generation -2018- Standard Grade (Basic) Kit Packages Improved: The 2nd Generation eXtreme Dog Fence STANDARD GRADE Kit Covers Up to 6 Acres. The Updated Electronics are Designed for Compatibility with New Collar Options. 3 Antennas, 12x Battery Check, +More Waterproof and Submersible: Most Other Inground Dog Fence Systems Claim to be "Water Resistant". The eXtreme Dog Fence Includes a Collar Receiver that is COMPLETELY Waterproof, and Can be Submerged up to 10' Deep. Your Dog Can Swim with the Collar on and Won't Affect it's Functionality Standard Fence Kit Includes: 20 Gauge High Tensile Boundary Wire with Heavy Protective Jacket, Digital Transmitter, Collar Receiver(s) w/ Battery, Training Flags and Splice Kits Guarantee: This Underground Dog Fence Comes with a 1 Year Warranty on the Electronics and a 2 Year Warranty on the Wire. This Fence WILL Contain Your Dog. We Guarantee it. This Fence has Been Manufactured for More than 25 Years and Carries a Stellar Reputation for Reliability and Performance U.S.A. : These Electric Fences for Dogs Are Proudly Manufactured in the Good Old United States of America. We are Standing By to Provide You Top Level 24 Hour Assistance and Support in Setting Up Your Fence, Training Your Dogs and Puppies, or Troubleshooting Any Issue that Comes Up Medium Comfort Contacts Large Steel Contacts Metal Infused Rubber Comfort Covers Runs on 7k or 4k Frequency Covers Up to 25 Acres Digital Setting for Precision Temp Check and Wire Check 0 - Tone Only 1-5 Static Set Corrections 6-7Progressive Corrections