Send unwanted pests on the run at the push of a button! Ultra-sonic device humanely and silently repels cats, dogs, squirrels and other animals without disturbing your neighbors. Just aim and pull trigger to target animals up to 20 ft. away with a safe but effective high-frequency sound. In­cludes laser light beam for precise targeting. Can also be used to train your pet or stop annoying barking. Uses one 9V battery (not incl.). 5" L.