product name: led faucet light

The water saving control will help you save on bills, yet gives you plenty of water flow for a relaxing shower every time you step foot in the bathroo.
It's device works with button batteries, when water through, light one. The light will go out when the water turned off. The illuminated color will changed according water temperature.
LED light
Environmental friendly
Self powered by water running through it
No battery and power needed, safe to use
Water pressure powered
Easy installation just replace your own showerhead
Chrome coated ABS showerhead 
Water saving
Faucet light

led faucet light made in china.