Juno Pull Out Chrome Brass Color Changing Water Powered LED Retractable Kitchen Sink Faucet Products detail: Surface Finishing: ChromeFeature: Electric FaucetsSurface Treatment: PolishedInstallation Type: Deck MountedNumber of Handles: Single HandleStyle: ContemporaryValve Core Material: CeramicNumber of Holes for Installation: Single HoleSpray Type: Pull OutFunction: Kitchen FaucetMaterial: Body brass with chrome plated, zinc handle, ss springCartridge: Spain sedalWater temperature: 0-100 degree centigradeWater pressure: 0.2-0.8mpaHeight: 41.5cm Flow Rate: 2.5 GPM Self powered by water pressure, No Battery and electronic connection needed. There is a micromoto inside the faucet and it can supply power to the led light forever with the water flow supply power to itself. Features:1. Number of Handles: Dual Handle2. Brass material.3. Chrome finish, Multi-layer finishing process, stunning looks.4. The LED device worded by the water flowing only.5. The best material be used. Advantages:1. Unique designed with patent.2. Advanced technology make the light more brighter and more durable.3. LED device worked by the water flowing only,no need any electronic connection.4. The quality is tested by market and prove to be with longer life-time. How to work:1. Worded water pressure: 2-8 kilogram.2. Copper composition: high pure brass 59%.3. Material: brass body, zinc handle.4. Finish: chrome finished, multi-layer finishing process, attractive looks 5. Plating layer: Ni: Above 8um, Cr: 0.4um6. The product built-in device for mini generating electricity, illuminated by waterwithout battery, the light will go out when the water was turned off.