Features:
ABS chroming material, excellent corrosion resistance, durable.
A sensitive faucet light will change in color according to the temperature of the running water.
When the water flashes red when temperature above 50°C
When the water glows Red the water is Hot (temperature above 42°C)
When the water glows Green the water is Warm (temperature is 33°C 41°C)
When the water glows Blue the water is Cold (temperature below 32°C)
This requires NO batteries or external power supply, it will illuminate after the water starts flowing.
Will fit most taps.