... Water ball, water roller, zorb ball ,swimming pool, aqua boat , bumper boat , water trampoline and water slide3. Inflatable advertisement, inflatable advertising , ... , indoor and outdoor playground2 Customer's design is available aqua boat Features 1. Steady2. Rapid and sensitive: Forward, backward, ... and gear, drive efficiency up to 90%, the normal speed 8-12 miles per hour, up to 18 kilometers per ...