led shower 100% NEW showerhead via the LED light the color of the water changes, quite automatically, without batteries! The current is very simple with a small turbine by water in the shower is created. A wonderful unique shower experience.Ultra-quiet, no batteries and external power supply, it will illuminate after inducing the water, the principle-flow generation.1. LED Qty:9pcs;2. LED lighting color: Green/Blue/Red (Temperature detectable)3. casing material: ABS4. Surface treatment: Electroplating5. casing color: metallic color6. Products are International certification: CE certification and ROSH certification and obtain the certificate7. When water flows down, the LED will light instantly and automatically8. low-flow water to maintenance a unique sense of comfort9. Dont need battery and the power cord;1).When water flows down, the LED will light instantly an automatically; When water temperature is =32º C,Green color will show automatically ;2).When water temperature is between 33º C-41º C,Blue color will show automatically;3).When water temperature is between 42º C-45º C,Red color will show automatically;4).When water temperature is above 46º C,Red color will flash immediately.5).This item will change its color by detecting water temperature.LED SERIES Single Colour No battery is needed When water flows down, the led will light instantly and automatically;Brightness is such enough even no other lighting fixtures need Multiple Colour (Jump Change) No battery is needed;When water flows down, the led light instantly and automatically;Brightness is such enough even no other lighting fixtures need. The Led colour will change gradually and automatically;The change of led colour will not be subject to the temperature of water. RGB Colour (Temperature Detectable) No battery is needed;When water flows down, the led will light instantly and automatically;When water temperature is below 25°C bule colour will show automatically;When water temperature is between 25°C to 36°C ,green colour will show automatically;When water temperature is between 36°C to 46°C,red colour will show automatically;When water temperature is above 46°C , Red colour will flash immediately.This item will change its colour by detecting water temperature.