Lamp, 400 W, BT37 Lamp, Mogul E39 Lamp Base, 32,000 Lumens Horizontal, 36,000 Lumens Vertical Lumens, Sylvania, Mfr#: 64819

Metal halide general lighting clear lamp, universal operating position 4000K color temperature, 65 CRI 15,000 hrs horizontal and 20,000 hrs vertical operation average life