BUY 1, GET 1 AT 5% OFF Shop online for Colorful Head Home Bathroom 7 Colors Changing LED Shower Water Faucet Glow Light at $7.79. No batteries and external power supply, it will illuminate after water flows down. Automatic light switching. 7 color are displayed automatically when water flow. Transforming the stream of water into a beautiful waterfall of light. Brightness is such enough even no other lighting fixtures need. LED Emitting Color: green, blue, red, etc.