The Dare Sentry Battery Fence Energizer 12 Volt / 25 Acre DSB100 (DC) is a powerful, battery-operated energizer ideal for locations without access to AC power, designed for clean multi-wire fences. Using an external 12-volt battery, it delivers excellent output for the investment and is recommended for cattle, horses, pigs, dogs, and garden animals. Capable of controlling up to 25 acres of fencing, it outperforms many 10-mile-rated energizers, providing reliable and efficient electric fence protection.