Train your pup to not bark at the Fed Ex guy! Plastic and Nylon Battery Included: Yes Item Type: Bark Deterrents Model Number: 518-1 Remote-controlled anti-barking device Color: Pink/White Control distance: 2800FT-3300FT Suitable for pet weight: 6 LBS-120LBS Features 1: Can be trained/prevent biting, barking, and making noise/prevent getting lost Features 2: Suitable for pets weighing 6 lbs to 120 lb