Zareba Red Snap'r LIB30C Battery Operated Low Impedance 30 Mile Fence Charger Control all types of animals, including livestock, short haired animals, small animals, as well as predators For optimal performance use 12 volt deep-cycle battery (not included) Powers long, heavily-weeded fences and can be used with all types of fences, including high tensile, poly wire and poly tape. 1 joule output. Use 10 to 17 gauge wire Features an indicator light that shows charger is working, easy hook-up terminals and a rugged, weather resistant case Comes with a 2-yr warranty that includes damage caused by lightning