3 Color ChangesThe LED shower heads can change to 3 different colors when the water temperature changes, the water temperature (0~29: blue; 30~39: green; &gt; 40 : red), the LED shower head changes differently depending on the temperature Colors and displays the corresponding temperature. Does not need batteries It is an eco-friendly and energy-saving product, the LED shower head is powered by water temperature sensor, no battery or electricity required, so it is very safe to use, you will enjoy wonderful baths and beautiful colors. Three water outlet methods The three different spray types of the LED shower head: rain spray, massage spray, mixed rain spray + massage, you can switch these three modes just by pressing the button, one-handed operation. High pressure water saving Leak-proof nozzle makes tr Or smaller and denser outlets, the LED shower head increases the speed and pressure of the water flow, which allows a constant flow of water to save you 30% water. < p> Easy InstallationInstallation without tools, just unscrew the old shower head, then screw the LED shower head as in the screw thread. fits most standard showerheads (hose not included).