This is a conceptual design that can be used for water and underwater entertainment robots. The design combines a design of surfing and thrusters. This product can assist people in water sports and underwater diving. Diving lovers and seaside players can use the product through rental. The supporting products include control handles and butt vests. The handle is placed at the base station on the shore, the vest can freely choose whether to wear it, the vest can dock the equipment, and the hands can be released when playing. When users play in the water, they can use the display screen to determine their position and display the words of common diving to avoid problems such as inadequate underwater communication. There are-a contractile bracelet on the device, when the heart rate change is checked, it can automatically return to shore to ensure the safety of the user
Patent ownership, commercial prohibition, violators must be prosecuted.