Looking to entertain your furry four-legged friend for hours on end? Try the automatic dog ball launcher from SereneLife! This unique toy is designed to entertain and exercise your pet -- indoors or out! Keep them active with simple toy ball fetching, and it also works great with puppies to tire them out for nap time! The toy ball launcher is super easy to setup and includes (3) toy balls for playtime right out-of-the-box. Keep your pet entertained, and save your arm from strain, with the SereneLife Automatic Dog Ball Launcher!