... R&D 3.IP65 waterproof 4.Long lifespan China high lumen 90 degree factory led flood light 160W CE RoHS Specification ... , Corridor, Stage, Bay, Commercial Building, Hotel, Archway, Bridge ,square, high building wall, architect building, church, hotel, home, tree, landscape, tunnel ... Over 70 technicians work in R&D Department, and 50 quality controllers make sure all our products are well finished before ...