Features: No need of extra power supply or battery, the water stream can provide power for LED color changing. Fits all standard connectors, easy to install. LED light will light up when you turn on the tap; activated by water pressure and turns off automatically when water is shut off. 7 colors are displayed circularly and gradually when water flow (the light colors are NOT affected by water temperature). Offers you delightful bath and wonderful experience. Description: Light color can be according to the time change, form the colorful effect. Ideal for bathroom to make it fantastic. Compact, lightweight and portable. Specifications: Brand: no Model: no Color: silver Material: ABS LED emitting color: multicolor change automatically Connection standard: G1/2 Item size: 11*9*9cm Package Include: 1x LED Light Shower Head Note: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. The color of the actual items may slightly vary from the above images due to different computer screen, thanks for your understanding.