extreme dog fence underground electric dog fence premium - standard dog fence system for easy setup and superior longevity and continued reliable pet safety - 1 dog | 500 feet standard dog fence wire… 1 dog 500 ft is up for auction in Pet Supplies. The current bid is $1.00, 100% below the $289.95 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.