12 volt, battery-operated low impedance fence charger, digital controlled circuitry, equipped with performance meter that shows condition of fence, for livestock or predator control, medium to large pastures, shocks through wet weeds & brush, weatherproof ABS housing, portable, outdoor model, use with 12 volt storage battery, charges up to 30 miles, includes battery clamps, ul listed. Performance features include: Meter Operation Test, Battery Charge Level Test, and Voltage Output Test.