... : 180°4, Working temperature: -30°C~50°C5, Ambient Humidity: 10%~90%6, Lifespan: 50,000hours7, Shell material: Aluminum + PC(Transparent/Mist ... long life span:30,000~50,000 hours, life is 10 times longer than traditional lamp. 4, High quality illuminant:using ... .3, Before installation,make sure that installation position can withstand 10 times the weight of the product.4, For indoor use ...