Wattage Selectable 130V - 199V 10000 - 25000 Lumens Products with a Mogul (E39) Base, 50W - 99W where Color Temperature (Kelvin) is 4000-4999, Average Rated Life is 40,000 hrs and over, HID Equivalent is 251W-400W, and Bulb Power Type is Ballast Bypass