This tap with LED light colour changes every 1 to 3 seconds depending on the real-time temperature to achieve a colourful and changeable light effect 3 colours (blue, green, red) are automatically displayed when water flows, no batteries and external power supply The slight colour change reminds you of the water temperature and is very convenient and practical to use Easy to install and lights up when you turn on the tap. This offers you joy and a wonderful experience Transforms the water jet into a beautiful waterfall of light. Perfect for bathroom or kitchen, Weight: 0.0440924524 Pounds