... 2012 new design 2. high strength,succinct shape,aesthetic appearance 3. Long lifetime, low maintenance cost it is our 2012 new design,Φ600mm ... We have some advantages of this square lamp: The lamp shell: high strength,succinct shape,aesthetic appearanceReflector is made from ... to repair.Applicative light source:metallic halide lamp,energy saving, high pressure sodium lampWorking environment:-35°C--+55 ...