1)waterproof&anti-seismic 2)Integrated Bridgelux led chip 3)High quality , CE ,RoHS,SAA certificated. 4)lifespan:50000 Quick Details :1) Different Power available ... ,living roometcSpecificationΦ420*667mmMain materialAluminumApplication:Workshops, factories, storehouses, toll stations, gas stations, supermarkets, exhibition halls, gymnasium, and some other places where ...