... , no damage to the environment. Product description:1, Quantity of Led:288PCS2, Working voltage: 180-255V3, Power: 17 w4,Luminous flux ... :Lower power, saving 50% energy .2,NO noise.flick,Soft light,high color rendening index.3,Environmentally friendly products: No mercury ... malls,hotels,office,home,etc. Usage:The same with traditional light,No need to purchase bracket and lamp sit. 8.5w ...