Ushio 5000834 - MHR-150N 150 watt Metal Halide Light Bulb HID Bulbs produce high output for their size making them a compact powerful &amp; efficient light source HID Bulbs are used for general lighting, professional lighting fixtures, growing applications HID bulbs put out around 3-5 times greater output (lumens per watt) than traditional halogen bulbs Ushio bulb, 150W, Base: AMP3, Rated Life (hours): 6000, Color Temp: 4200K, Luminous Flux (LM): 2000