Lightweight, easily portable, simple and intuitive, and suitable for farms of all types. Charges up to 10 miles or 40 acres of clean fence. Reliable year-round performance in the harshest weather conditions. Rechargeable internal battery. Single flashing LED pulse indicator. Can be mounted to steel or wood post. Complies with IEC safety standards. 3-year warranty. (.15 joules output.) Lead set included and can be stowed in the housing when not in use.