... 6, Lifespan: 50,000hours7, Shell material: Aluminum + PC(Transparent/Mist)8, IP Rating: IP509, Shell Color: Silver10, Color: White(Warm ... school, basement parking, corridor aisles, staircase, bill light etc. Notice for installation:1, Before installation,cut off power to prevent electric ... withstand 10 times the weight of the product.4, For indoor use only,please pay attention to the waterproofing when ...