Description: No batteries, no wire needed. Color changes according to the temperature of the water running through it Showerhead changes the color of the water coming out by using built-in LEDs Low flow.water conservation with a unique fun & soothing experience The showerhead handle connects directly into your shower pipe Three outlet modes: Normal outlet, Atomizing spray outlet & Center column outlet Make the flowing into a crystal clear sheen freely, your bathing room will become a dreaming-world with sparking. Feature: When water temperature below 31ï¾°C, green color will show automatically When water temperature is between 32ï¾°C ~ 43ï¾°C, blue color will show automatically When water temperature is between 44ï¾°C ~ 50ï¾°C, red color will show automatically When water temperature is above 51ï¾°C, red color will flash immediately for alert.which means that the water is too hot and please be careful Specifications: LED lighting color: Green/Blue/Red Casing material: ABS Surface treatment: Electroplating Casing color: metallic color Net weight:182g Package weight:234g Item size: 22 * 7.5 * 3.5cm (Length * head diameter * handle diameter) Package Included: 1x Temperature controlled led shower head Notice: 1. Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid. 2. The colors may have different as the difference display. Pleases understand.