led bulb's specification: 1.Material:aluminum alloy 2.various anodized color or according to customers' requirements 3.Dimension(mm): 90Dia*143H, Max power:12W 4.Including parts: light body, lamp cap, cover board, screw, aluminum substrate, PC lampshade. 5.Machined by lathe, milling machine, saw, punching machine, bending machine, precise CNC. 6.Compression resistance,cauterization resistance,good performance. 7.Package:Each pc is wrapped by normal paper or soft plastic or EPE cotton ,then put into export carton,or according to customers' requirement 8.advantage:good quality but reasonable and market price, delivery in time and good after service 9.we can produce what size and shape of such housing you want