SWEON LED Faucet light Green Color Bathroom Kitchen Faucets Tap No batteries, no wire needed. LED light will light up when you turn on the tap. Green color is mixed displayed automatically when water flow. Mixing light and water, bring a dreamlike world . Transforming the stream of water into a beautiful waterfall of light. Easy to Install. This LED water faucet fits on most taps ABS chroming material, excellent corrosion resistance, durable.