... years warranty 3.Cool white/Warm white/Pure white 4.CE,UL,ROHS high power t8 led tube light 12w wam white Specification Input voltage , ... Packing life span≥50,000 h1)Superior thermal management with internal copper heat 2)Body temperature: Less than 60 ... times, save energy, reduce labor costs5. Compared with ordinary fluorescent lamps, the LED daylight lamp without ballast, without starter, no ...