High Bay - Aluminum 16" (Open Bottom Reflector) (HAL16O) HPS / 150 - 400 watts MH / 175 - 400 watts PS / 200 - 400 watts Applications: Warehouses, industrial and retail facilities Features: Die cast housing Electrical Box with malleable hook Tempered glass lens Adjustable accessory bracket Metal Halide units meet 2005 code change (ANSI Type O lamps) Lamp Included