Recommended use with cattle, deer, crops, horses and predators. 110-120V; AC operated. Charges over 100 miles of fence. 6.1+ shock output joules. Digital meter shows voltage on fence. Ultra-high visible multi-color LED lights show condition of fence. Audible and visible "Shut Down Alarm" when fencer is not functioning properly. Low impedance - to control livestock or predators. Ideal for large pastures. Advanced built-in computer controlled circuitry. Rugged high impact ABS housing. Color coded fence and ground terminals. UL listed. Full 2 year warranty, including lightning damage.