Feature:1. Streamlined dolls, flexible mechanical tail joints, double propeller design, each equipped with a motor, strict sealing technology... all functions ensure that the sharks have enough power, allowing them to swing freely as in reality, bringing them to children Infinite fear and fun.2. Unlimited 2.4GHz remote control technology provides forward, backward, left and right control as well as variable speed and automatic mode control, 40 meters wireless distance. Simple button design, easy to control. The transmitter is powered by 1 AAA battery3. This simulated remote control shark toy is made of safe and environmentally friendly high-quality ABS material. Smooth curves, no burrs, very suitable for birthday gifts, children's party gifts, after-school fun, Christmas gifts, family party supplies or outdoor entertainment. It is recommended for boys over 5 years old.4. Swimming mimicry The spine and tail simulate real fish to swing around flexibly, driven by a propeller, and easily control and cope with various waves.5. The double-layer protection battery compartment ensures better protection against water intrusion.Specification:Style: Great Whale Shark/Sit-headed WhaleLength: 33CMPackage List:Big whale shark*1Remote control*1Screwdriver*1Spare propeller*2Charging cable*1Battery *1Manual *1