The PetSafe Automatic Ball Launcher offers an engaging way for your dog to play fetch independently. It can throw standard-sized tennis balls up to 9 meters, with adjustable distance and angle settings for customized play. Built-in safety sensors protect pets and people, and an automatic rest mode prevents overexertion. This waterproof launcher is suitable for indoor or outdoor use and is designed for dogs over 4.5 kg and 28 cm tall. It can be powered by a universal power cord or 6 D batteries (not included). The system includes the automatic ball launcher, 2 tennis balls, a universal power cord and adapter, and a getting started guide.