1.Power:20W 2.Life-span: 50,000 hours 3.Input voltage:AC85-265V ... : more than 110LM/W4.Input voltage: AC85-265V, 50/60Hz5.Power factor:more than 0.856.Viewing angle: ... 40°C.12.Environment humidity: less than 95percent 13.Life-span: 50,000 hours14.Warranty: 3 years (used in normal ... than 6percent light attenuation within 5,000 hours running, 50,000 hours lifespan4.Instant start, no speckle, no flickering ...