Premier IntelliShock 10 (Battery) Fence Energizer Kit with 1.0 Joule Energizer IntelliShock 10 units automatically adjusts battery draw down by as much as 67%, if the fence isn't touching green weeds or shorted out. The need to recharge a battery is therefore less in the winter or when grass is dormant. Kit includes: IntelliShock 10 Energizer (1.0 joule output), 12v leads and wiring harness, 3 ft. galvanized ground rod, and 5-light wireless fence tester. NOTE: BATTERY IS NOT INCLUDED. Effectively keeps out deer, raccoon, and rabbits from garden/orchard/vineyard and apiary areas and also protects livestock from coyotes, stray dogs, bear and fox. Should power 2 miles of 3 strand cattle fence, 3/4 mile of 5-7 strand sheep fence, 10 of the 164' sheep/goat nets or 4-5 of the 164' poultry nets. All distances are dependent on amount of grass/weed load on the fence. 2 year warranty on IntelliShock 10 energizer.