3 Colors controlled by the water temperature: green for the temperature below 30 ° C ， blue for the temperature between 31 ° C and 39 ° C ， and red for the temperature from 40 ° C to 50 ° C; When the LEDs are flashing red and white, the temperature is over 50 ° C. It is easy for you to know the approximate temperature. Filtration System: Shower head is filled with anionic beads which removes chlorine and harmful chemicals, toxins, heavy metals, bacteria, pesticides, rust and odors from your shower water. They can neutralize chlorinated water and add beneficial negative ions, keeping your skin and hair healthy and giving you a comfortable shower. High pressure and water saving: shower head is designed with small dense jets which make it 200% high pressure, allowing constant water flow, 30% water saving. Durable material: made of PC, detachable design for anti-jamming and easy to clean. Easy and quick installation: installation without tools, the shower handle connects directly to the shower hose, co Specifications: Material: PC LED colors: Green: