The LED light is powered by water flow, and will be activated once the water is turned on. Constructed from solid brass for durability and reliability. Finished in a high quality, corrosion resistant polished chrome. Features a waterfall spout design that delivers a gentle cascade. Suitable for single hole sink mounting.Not suitable for low pressure. Minimum required water pressure is 0.1 MPa (1 bar). All mounting hardware and hot/cold waterlines are included. The LED light will change its color by detecting water temperature. We do not know how much they will be. We try our best to describe the item as accurately as possible. Nce the item was arrived at a satisfactory condition. All questions would be answered within 24 hours. The item "LED Color Changing Waterfall Wide Spout Sink Faucet Slanted Bathroom Tap 1 Hole" is in sale since Monday, May 7, 2018. This item is in the category "Home & Garden\Home Improvement\Plumbing & Fixtures\Faucets\Kitchen Faucets". The seller is "summer-homes" and is located in Los Angeles,CA. This item can be shipped to United States.