FEATURES: Hydro-powered: No battery is needed. This faucet is powered by the built-in electricity generator.
Lights up when you turn on the tap: No extra switches are required. Just simply turn on the tap to transform your water flow to a waterfall of light. Color changes along with the water temperature: Its built-in temperature sensor allows you to see the temperature since it changes the color of LED light along with the changes in water temperature. Blue: below 32°C Green: 33°C - 40°C Red: 41°C - 45°C
Hot water alert: When the water temperature is above 45°C, the red light will flash instantly. This is a necessary tool to help children to avoid scalding water for every home. Fits on most taps: The outer diameter of this faucet is 2.4 cm which is the universal size. Fits most of the taps.