[3 color changes] The LED shower can change into 3 different colors when the water temperature changes, the water temperature (0 - 29: blue 30 - 39: green > 40: red), theLED shower changes with water temperature And change the color temperature and display the corresponding temperature. [No Battery Required]Environmental protection and energy saving product, the LED shower is powered by water temperature sensor, no batteries or electricity are needed, it is very safe to use, you will enjoy wonderful swimming and beautiful colors. [Three water outlet methods] There are three different types of nozzles for the LED shower: rainwater jet, massage jet, mixed rainwater and massage jet. You can switch these three modes by simply pressingon the button, and the operation is at your fingertips. [High pressure water saving] The waterproof nozzle makes the water outlet smaller and denser, and the LED shower increases the speed and pressure of the water flow, so that the water flow is constant, allowing you to save 30 percent water. [Easy Installation] Tool-free installation, just unscrew the old shower, then screw the LED shower according to the thread.Fits most standard shower heads (except hoses). Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.