Hyper Pet K9K2 K9 Kannon Tennis Ball Launcher

"The K-9 Kannon™ boosts your dog's playtime into an exciting game of fetch. The K-9 Kannon™launches tennis balls so you don't have to strain your arm, allowing for extended play time. Both K-9 Kannon™ and K-9 Kannon Mini™ have double the storage for tennis balls and hands free pick-up. The adjustable launching range makes it great for training."