INSTEN 7 Colors LED Changing Faucet Note: LED switches due to water flow but NOT change of water temperature Surface treatment: Nickel plating. Ultra quiet, water powered and no batteries required. Built-In durable valves prevent leakage. Item Color: Silver.LED Emitting Color: Red, Pink, Purple, Deep Blue, Blue, Green, Yellow. Item Size: (Diameter) 24-mm x (Height) 35-mm. LED lights and changes instantly and automatically when water flows down. Easy Installation. Showerhead Flow Rate: 7.63 liters/ minute OR 2.02 gallons/ minute. Fit for 20-mm diameter faucet pipe All rights reserved. All trade names are registered trademarks of respective manufacturers listed.