Note: Both versions of the remote control are sent at random RC Shark Operate video : 1.Full charge the battery when you receive it ,the charge time about 30-60mins 2.connect the battery with the shark,Please tighten the battery cover 3.Put the shark into the water until the blue light upThere is a water sensor switch on the bottom of the fish, put the fish into the water, the blue light on the back of the shark lights up 4.Turn on the controllerThe remote control needs to be as close to the shark as possible. The red light of the remote control is turned off, indicating that the remote control and the shark are successfully linked. Water Spray It also increased the flashing light and the water spray function brings more fun when playing in the dark or evening 2.4Ghz Remote Control Shark Pool Toys Streamlined figure with flexible mechanical tail joints, double paddles design and each configured with a motor, and strict sealing technology all the features ensure enough power for the shark to swing to the right and left freely just like in the reality 2.4G remote control shark main function: can many people compete at the same time (no interference), imitate the swimming action of fish. Swimming on the water. THE REMOTE-CONTROLLED SHARK BOAT MUST BE IN THE WATER TO RUN Remote Controller requires 2 AA battery(not included) The shark is waterproof, but the remote control is not waterproof Use in freshwater, avoid operating in saltwater for too long be careful: 1.Squirt Water: Only this type of fish can spray water, other types of fish cannot spray water sprayed with water 2. The remote control cant enter water. 3. Childrens play needs guidance from their guardians 4. It is not recommended to use in the sea to avoid being washed away by the waves. 5. The guardian should take good care of the child to avoid the child falling into the water. 6. The shark must be placed in the water for the engine to run normally 7. The size is manually measured, the error is 1-3 cm 8. Due to different displays, the product may have color difference. Packing List: 1*RC Shark 1*Controller 1*Battery(Built-in the shark)