Philips 42602 27862 400 Watt ED28 Switch Start Metal Halide Reduced Envelope Unprotected Arc Tube,Philips,27862-2" /> Color/Finish: Clear Color Temperature: 4,000K. ANSI M59/E. Universal Burn MH400/U/ED28 Average Lifetime: 20000 hours Lumens (light output): 36000 CRI: 65