STH-201 HID Street Light 250-400w Housing Corrosion resistant die casting aluminium body Painting : Polyester powder coated Reflector High-pure anodized aluminium plate through pressing Diffuser UV Stabilized polycarbonate diffuser IP Rating IP55 Gasket Weather proof and durable silicone rubber Gear Box Built-in control gear box Connector Fit to 2inch pipe Application Suitable for parking lots, rsidential street,local roads,industrial areas,and other roadway application.