Waterproof plastic with water LED light display with 7 different light patterns. Easy On / Off Function: Press the button once to turn on, hold for 3 seconds to turn off. Ideal for a relaxing evening to create or to party. Battery: 4.5V; 3 AAA batteries. (Not included) Display seven different light shows in your pool. Note: Do not drop in water for a long time when not in use Easy to use Easy On / Off function (Press the button once to turn on, hold for 3 seconds) 7 patterns of light patterns (by pressing the on / off button on the top of the light under- light pattern navy) Easy battery installation (Loosen the screw on the battery cover and replace 3 AAA batteries (not the included lip) and tighten the screw before use). A compensating cap is included so you can swim in your tub. Used in: party, living room, bathroom, bathtub, swimming pool, fountain pool, bar and so on Material: PP Weight: 200g. Power source: Battery Battery: 3 AAA batteries (not included) Product size: (H) 8.5cm x