PetSafe Elite Little Dog In-Ground Fence for Dogs & Cats over 5 lb., Waterproof

In-Ground Fence for Little Dogs - Designed to fit dogs 5 lb and up Covers Up to 1/3 Acre with Included Wire - Can be expanded up to 25 acres with the purchase of additional wire and flags Adjustable, Waterproof Receiver Collar - With 4 levels of static stimulation and tone only mod for training, receiver collar can be adjusted to dog's temperament Add Unlimited Pets to Your System - Keep as many pets as you need safely in your yard with this add-a-dog receiver collar. Compatible with all PetSafe®In-Ground Systems except YardMax® and UltraSmart®. Reflective Collar Strap - Adds visibility so you can see your pet better at night Low Battery Indicator - Alerts you when battery replacement is required