Material: Plastic Color: Black/Yellow Power: 1 x 9V battery (not included) Features: Ultra-sonic Dog Pet Repelled Banish Trainer with LED light What can you do when your dog starts barking without stop ? With the ultrasonic dog trainer you can train your pet to be obedient, correct bad behavior and stop barking. Just flip the switch and use Effective, yet safe for humans and pets. Strap Compact, practical and easy to use A must-have item for pet owners Perfect for training all kinds of dogs such as those used as pets, in the police and for the shepherd