Features: 1.Family interaction entertainment: Parents can play chasing games with their children in the pool. Parent-child interaction games are more fun. 2.Simulation of fish tail fins swimming: imitating shark, the tail will swing with the swing of the body when swimming, which is particularly interesting. 3. Sealed and waterproof design, all ABS material has good waterproofness, drops resistance and waterproof 4.Intelligent sensing point: Put the fish in the water, and you must cover these two sensing points. When the contact point on the fish body leaves the water, the fish is in a power-off state and the tail will stop swinging 5. Suitable for a variety of scenes: swimming pools, fish tank, small pools, you can play anywhere, remotely controlling your own fish to shuttle among them, it's fun. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Name: remote control shark Power supply: rechargeable Product description: With water conductives function Frequency: 27Mhz or 40Mhz Charging time: 20 minutes Remote control battery model: 4 AAA (not included) Discharge time: 15 minutes Product function: forward, turn left, turn right Accessories: Remote control x1, USB data cable x1 Tip: When the toy is not playing, please take it out of the water and dry it carefully with a dry towel. After drying, you can put it away. Do not let the water soak for a long time or overnight, which can easily cause problems such as rust Note: Do not use strong batteries and rechargeable batteries