1440 Rotation Faucet Extender Metal Copper LED Temperature Sensitive 3-Color Faucet Universal Connector for Kitchen Bathroom 4 Styles: Type 1:1440 rotation, two water outlet modes, all copper material, color is adjusted with water temperature Type 2: 1440 rotation, two water outlet modes, all copper, Type 3: 720 rotation, two water outlet modes, all copper, Type 4: 360 rotation, two water outlet modes, all copper, Description: Temperature Sensitive This product has mini built-in generating electricity devices, no need of batteries, as long as the water flow it will give out light, turn off the water, the light goes out immediately. The color changes according to the water temperature. Water Temperature Indicator When the water temperature is below 31 degrees, the light color is blue. When the water temperature is between 32 to 43 degrees, the right shows green. When the water temperature is between 44 to 50 degrees, it will display the red. When the water temperature is higher than 51 degrees, the light flashing red. Sturdy Copper Material Using high-quality materials, Sturdy copper, durability and longevity. Anti-rust. The chrome finished surface is well polished and electroplated, bright and shiny after a long use.improve water service and reduce the risk of lead exposure. 1440 Rotating Filter Faucet Aerator Big angel rotation makes this 1440 faucet aerator easy to wash face and eyes. This faucet mounted eyewash unit is a removable aerator and eyewash station. It's widely used in sink faucet in the bathroom or kitchen. Packing List: 1 x Temperature Sensitive Faucet Extender 1 x Install Accessories Set