The All for Paws Dog Automatic Ball Launcher is an automatic fetching machine that can be used by dog and owner or just the dog. The launcher features make independent play easy and fun, all you have to do is plug it in, choose your launching distance and then drop in a 2 inch mini ball. The ball launcher can launch the ball 10, 20 or 30 feet, which can easily be changed with the push of a button. The ball launcher also comes with 3 tennis balls for safe play.