Energize your electric fence and keep your animals safe from predators, out of gardens and away from roads and other hazards with the RentACoop 0.6-Joule Plug-in Fence Energizer. The energizer powers up to 840 ft. (5 rolls) of RentACoop's electric fencing at an average electric cost of a few dollars per year. This product is designed for ease of use and durability, making it an excellent choice for your backyard poultry needs. Ensure your flock stays safe and secure with this reliable product, and enjoy the convenience of its thoughtful design. Alongside the fence energizer, this kit comes with 1 grounding cable, 1 fence connector cable and hardware.