Need 3 AAA batteries(not included) Place on the water automatically spray water Waterproof rubber prevent water leaking in Please tighten the battery cover screws of the ball before place onto water. Cute whale-shaped baby shower toys bath toys let your child enjoy different fun. Put the bath toy in the water it can be rotated by the power supply and flashes under the colored lights. It can spray 6 inches of water and looks like a small fountain in the water. The whale can play with the sprinkler and place the little whale on the sprinkler base it can walk. With light music the night is more colorful. The water jet whale is powered by three AA batteries (not included)