Led quantity: 1 pc Led colour: Green/blue/red (three colours) Material: Abs Casing colour: Metal colour Size: ¼+30mm*50mm Weight++n.W: 40g Regular working hydraulic pressure: 0.1f+0.6mpa Regular working water flow: 100~200kg/hour Products feature: 1.The product buit-in device for mini generating electricity, illuminated by water without battery, the light will go out when the water was turned off.The illuminated colour will change according to the water temperiture. A.Between 0~29 celsius degree, the led faucet light will emit green colour;b.Between 30~38 clesius degree, the led faucet light is blue clour; c. Above 39 celsius degree, the led faucet light will emit red colour 2. Our products have excellent function in the are of water saving.In the connection of the top, setting a water saving and filter systems. Size: ¼+30mm*50mm Weight++n.W): 40g.