... whiteMaterialDie-casting aluminum, tough clear GlassEnvironment temperatureAmbient:-20°C to 40°C,surface of lamp:60°C to70°CEnvironment ... speckle, no flickering, no humming Excellent heat dissipation due to unique structural design Application:For indoor lighting, such as ... 1.Payment: T/T , 30% deposits before production, 70% balance to be paid before dleiverying(Western Union or Moneygram are welcomed ...