good heat-radiation aluminum LED lamp housing, good design,light weight,die ... die-casting process*strong anti-corrosion*good design of heat-radiation*used in hard condition, tunnel, seashore, ... ISO9001 & ISO/TS16949 certified factory The aluminum LED lamp housing is widely used to fit with LED ... lamps,lights,bulbs. This metal housing has good heat-conduction, that will protect the LED lamps well, ...