Zareba KGPDC-Z DC Garden Protector Battery-Powered Electric Fence Kit Battery-powered electric fence conditions animals to avoid certain areas Quick and easy to install; 100-foot range under ideal conditions Up to 1-mile range with additional kits (sold separately) 2 D-cell batteries (included) will last for about 2 months under continuous operation Includes everything needed for set up; 1-year warranty with lightning protection