The future's most intimidating predator! Full-function radio controlled shark moves forward, backward, left, right, up and down. Simulates life-like, fast swimming action. Waterproof radio controller can be used in or out of the water. Mechanical shark is over two feet long. Two channels for radio control provide interference-free fun. Two power options available: 6.0 volt battery (included) or four AA batteries (not included). Two different styles: metallic silver/red or metallic silver/blue. Battery charger included. Ages: 8+