... -Input Voltage: AC85-265V/50-60HZ -lifespan:50,000hrs -Certificate: E & RoHS, 2 year arranty 600mm t8 led tube lightTechnical parameters ... (Lux)1.0 1941.5 1282.0 843.0 33LED light decay: Serving time(Hrs)Decay rate(%)5,0002.110,0006 ... lamp reaches 35,000Hrs;4. Fast initiation,no flickering,no RF;5. Scientific LED series-parallelling connection layout,each LED works ...