... 80Ra4. Color temperature: 2100K~6500K full range4. Color temperature narrow range(white light LED)5. Depreciation: 5%(2000hrs)5. Light attenuation: ... programYMLMHLHPSHPMWarranty 5 yearsnononoLife spanCompact: 60,000 hrs6,000~20,000hrs 24,000 hrs3,000~6,000 hrsEnergy-saving ... time, superior start and re-start performance. Work well at -20 ~ 40 temperature environment. (-40 - +40 can be customized ...