LED shower function: 1.LED Qty: 9pcs 2.LED lighting color: Green/ Blue/ Red ( Temperature detectable) 3.casing material: ABS 4.Surface treatment: Electroplating 5.casing color: metallic color 6.When water flows down, the LED will light instantly and automatically 7. Low-flow water to maintenance a unique sense of comfort 8.Don’ t need battery and the power cord 1) When water flows down, the LED will light instantly an automatically; When water temperature is d32 , Green color will show automatically 2) When water temperature is between 33 -41 , Blue color will show automatically 3) When water temperature is between 42 -45 , Red color will show automatically 4) When water temperature is above 46 , Red color will flash immediately 5) This item will change its color by detecting water temperature