High Simulation Shark The Rc Shark Is Super Realistic. Its Tail Will Swing Left and Right While Swimming, Just Like Real Fish Swim In The Ocean Freely. . Large Size The Shark Length Is Up to 33 Cm. Your Child Will Be Fascinated By It. It Is A Great Toys or Birthday Christmas Gifts for Kids. . Long Remote Control Distance It Adopts 2.4Ghz Remote Control Frequency, The Remote Control Distance Is Up to 30-40 M, Which Is Suitable for Playing In Swimming Pools, Lakes, Reservoirs, Etc. . Full Function Remote Control Functions: Go Forward \/ Backward, Turn Left \/ Right Water Sensor Function: When The Fish Leaves Water, It Will Turn Off Automatically, Which Is Energy Saving and Safe to Play. . Powered By Shark: 3.7V 300Mah Lithium Battery (Included) Remote Control: 2 Aaa Battery (Not Included) .