LED LIGHT WORK VIA WATER FLOW, NO Battery need. If you have any questions, please be free to contact with us, we will answer your questions ASAP. I describe items as well as I can. If I have missed something, please let me know. The item "Chrome 16 LED Rainfall Shower Faucet Set Hand Sprayer Tub System Mixer Tap" is in sale since Wednesday, September 2, 2020.This item is in the category "Home & Garden\Bath\Showers, Bathtubs & Parts\Shower Faucets & Thermostats". The seller is "poiqihy-store" and is located in New Jersey. This item can be shipped to United States.