GR-H**3 LED Shower Head:
Lighting color: Blue, Green, Red, Red Flash (According to the water
temperature changing)
LED Shower Head Description:
1. As the built-in device generates electricity without the battery
or any other power connecting to water, LED will emit the
light.
2. When water flows down, the LED will light instantly and
automatically by the water temperature;
A. When water temperature is
