Just When You Thought It Was Safe To Go Back In The Water…It Became Even More Fun With This Remote Control Shark. With Flexible Mechanical Tail Joints, This Remote Control Shark Simulates The Swimming Pattern Of Real Sharks With Its Tail Flipping Freely. The Dual Propellor Drive Allows For Multi-Directional Control And The Water Sensor Motor Protection Means The Motors Will Stop Running Once The Shark Is Taken Out The Water. Product Details: 2.4G Remote Control Dimensions: 34 X 14 X 9Cm Battery: 3.7V 400Mah Li-Po Battery (Included) Using Time: 20 Minutes Control Functions: Forward, Backward, Right, Left