Color: SilverMaterial: ABSSize: 25.5x9x6 / 10.03x3.54x2.36in1. Built-hydroelectric system、 no batteries and external power supply、 connected to the moment water、 LED will light up;The temperature of the water changes color.When the water temperature when the water temperature is ￠32 ★、 the light will glow green、At the time when the water temperature 33 ★ ~ 41 ★ LED will emit blue light、The red light when the water temperature at 42 ★ ~ 3.45 ★ when the LED lantern、Water temperature ￡45 ★ above the red LED light flashes;4. exported to Europe、 with CE、 ROHS certification;5. The junction G / 2 diameter (20mm);6. A total of six LED flashes;Packaging Detail: 1 x Thermostat shower