150W EX39 Mogul Base LED Retrofit designed for High Bay HID fixtures. Metal Halide Ballast Compatible product is compatible with most pulse and probe start magnetic ballasts. Total downlight for ultra-high ceilings. Compact design will fit into most HID fixtures without modifying existing reflector. 150W LED model can replace up to 320 & 400W MH/HPS lamp. 50,000 hour rated LED life. Available in Daylight DL (5700K) and Cool White CW (4000K). 120-277 volt.