Pulse Start Metal Halide - ANSI M149/E - 4000K - 65 CRI - 12,000 Life Hours - Mogul Base - M750/BU/HOR/PS/BT37
This BT37 pulse start metal halide lamp operates at 750 watts. It has an unprotected arc tube, a color temperature of 4000K, and an average life of 12,000 hours.