①. 3 Colors Change With Water Temperature: The Integrated Temperature Sensor in the Led Shower Head lets you know the water temperature while showering. Blue: Cold Water Below 31°C, Purple: Hot Water Between 32-38°C, Red: Hot Water Between 39-45°C. Flashing Red: Hot Water Above 45°C. ②. No Batteries Or Other Power Sources Required: Leds are powered by tap water, which is energy efficient and environmentally friendly. ③. Chromed Abs Plastic: Has resistance to corrosion, no lighting color change. Easy To Clean. ④. Install: Compatible with 2 Gpm/1 Gpm, and can be connected to any standard shower accessory in minutes without tools. ⑤. Safe To Use: This Square Shower has a Led that has passed Ce/Rohs/Emc/Pah Certification and Led lifespan is up to 6000 hours. ⑥. No Power Required, as long as there is water flow to emit light, the light can be turned off without water flow, and the light color can be changed with the change of water temperature. By visually observing the changing water color, you can understand the water temperature more intuitively without frequently adjusting the water valve. ⑦. This Shower is Hydro Powered. The water pipe is separate and must be used. This Product uses a soft glue nozzle, which is strong and not easy to break or block, and also has a cleaning ball integrated in the shower head to avoid condensation inside the shower at the end of the shower. ⑧. Specification: Color: 3 Colors; Square; Surface Treatment: Electroplating; Material: Abs Technopolymer; Led Color: Blue, Pink, Red; Product Size: 200Mm*200Mm*15Mm; Interface Size: 20Mm Internal Thread (Common Interface). ⑨. Features: 1. Head To Toe Fancy Leds. 2. When The Faucet Senses Water Flow, The Led Lights Up. 3. Led Color Changes With Water Temperature. 4. When The Water Temperature Is Below 31°C, The Indicator Will Automatically Turn Blue. 5. When The Water Temperature Is 32-38°C, The Light Automatically Turns Purple. 6. When The Water Temperature Is Between 39 And 45°C, It Will Automatically Turn Red. 7. When The Water Temperature Exceeds 45°C, Red Will Flash Automatically To Warn That The Water Temperature Is Too High. 8. No Battery Required. 9. Easy To Install And Disassemble. 10. Ideal For Beautifying The Bathroom. ⑩. How To Install: 1. Screw The Connector Firmly Into The Shower Head. 2. Screw The Other Side Of The Connector To A Standard 1/2 Inch Pipe. 3. Connect To The Suspension Arm (Extensions Are Not Included). 4. It Can Be Hung Up To The Ceiling Mount. ⑪. Note: Due To Different Monitors And Lighting Environments, The Actual Color Is Slightly Different From The Picture, please understand. Please Allow A Slight Deviation (±1Cm) From The Manual Measurement Data.