12.75'' H x 4.8'' W Black Polyethylene Plastic Fence Energizer

This productis a dual purose 1 Joule model. This energizer runs on 110 volt ac or 12 volt battery power. The P10 will control 30 miles of fence or 100 acres. It can be used with a 10 watt solar panel and a 12 volt battery (both not included).