Safety and Energy Saving ---- The built-in water flow turbine generator is energy-saving and environmentally friendly. No additional batteries or power supply are required. The LED shower head light control is powered by water. Working voltage is less than 6V, no harm to the human body. Temperature Control Shower Head ---- The color changes automatically according to the water temperature, creating a special atmosphere in your bathroom. The three colors of blue / red / green can be changed automatically to make the shower experience enter a dream world. After a long day of work, you can enjoy a pleasant bath. In addition, the colorful lights can make your child fall in love with the bath. Water-saving function ---- This shower head has a special micro-nozzle structure, which can save up to 30% of water without sacrificing water pressure, which can save you part of the water bill. Strong adaptability ---- This LED shower is an international standard interface, which is quick and easy