Pawz Away, Mini Pet Barrier, Pinpoints Avoidance Areas To Prevent Unwanted Behavior With Added Safety For Your Pet, Adjustable Barrier Range Protects Areas Up To 5', Waterproof, Lightweight & Battery Operated, Fits Easily In Small Spaces, Adjustable Receiver Collar Fits Pets 5 LB Or More With Neck Sizes 6" To 28" Dogs & Up To 12" On Cats, Distinct Settings For Multiple Pet Homes, Easy Set Up & Training, Uses 3 "AAA" Batteries, Not Included, Includes Two 3V Lithium Batteries, Instructions, Test Light Tool & Cat Collar Strap.