Material and features:
   High-pressure die-casting aluminum case,extemal,electro-static powder spraying.
   Heat proof silicon gasket for good sealing property,high-grade tempered glass.
   High purity aluminum reflector.
   Attached with scale panel, convenient to adjust the projecting angle.
Applicable places:
   Billboards,building facades,tennis courts,gymnasiums,stock places, docks and landscaping.