Features:Mini appearance, special design.This little device fits on most taps and lights up a set of LEDs when you turn on the tap.Pure Copper material, excellent corrosion resistance, durable.With surface precision polishing,and have the nickel and chromium plating layers.Rely on hydraulic drive generating their own power, No need for the power supply, safe and environmental.The sensitive faucet light will change colors according to the temperature of water.The color's change remind you the water's temperature:Water glows Green when water is cold (temperature below 31°C).Water glows Blue when water is warm (temperature between 32°C-43°C).Water glows Red when water is hot (temperature between 44°C-50°C).Working life: more than 6000h.LED light will have blue light, can brine us more visual enjoyment.Ideal for bathroom or kitchen to make it fantastic.Get the CE & RoHS certificates.Direction for use:Firstly, take off net from tap screw thread.Secondly, install LED faucet light screw thread.Thirdly, usage of adapter screw thread inside universal adapter.Specifications:Case material: CopperLED emitting color: Green, Red, BlueInner diameter: 1.8cmOuter diameter: 2.8cmItem size: 3.55 * 2.8 * 2.8cmItem weight: 49gPackage size: 13 * 6 * 4cmPackage weight: 72gPackage including:1 * Blue LED light faucet 1 * Outsidethread adapter1 * Insidethread adapter