HBP-012 12 Inch Prismatic Low Bay Housing Prismetic diffuser to provide direct and indirect light distribution. Lamp Holder E27 porcelain lamp holder IP Rating IP20 for Open Type and IP65 for Close Type Wattage 70-150w Gasket Stainless steel gasket Cable High temperature cable andhigh voltage pulse cable where applicable Gear Box Extruded aluminium gear box or aluminium die-casting are recommended. Two models of gear boxes are recommended: GB12 and GB16 Lamp Type1 Metal Halide, High Pressure Sodium , Mercury Application Suitable fow low to medium height installation and wide area light distribution such as shopping malls , super markets , convenience stores , warehouse , storage.