When water flows, the LED lights up instantly and automatically. The LED shower head is powered by running water, with no batteries or wires required. It relies on hydraulic drive technology to generate its own power, eliminating the need for an external power supply, making it safe and environmentally friendly. The sensitive faucet light changes color based on water temperature. Excellent corrosion resistance – Made from ABS material with superior resistance to corrosion. Features precision-polished surface with multiple layers of nickel and chrome plating. Ideal for bathroom or kitchen use, offering a sleek and durable finish. A perfect gift – Engages children and encourages handwashing. Kids are fascinated by the lighting effect, bringing fun and excitement every time the tap is turned on. Adds entertainment and visual interest to everyday routines. 7-color illumination – The light cycles through seven colors automatically, creating a relaxing and vibrant atmosphere in your bathroom. The colorful display enhances bath time, especially for children. (Note: Color change is automatic and not affected by water temperature.) Water-saving design – Engineered with an optimal nozzle size to help reduce water usage. The built-in LED provides sufficient brightness, reducing the need for additional lighting and helping conserve energy.