... , . 2, D type AL housing 3, LED constant current driver 4, 1.0mm Aluminum PCB LED tube 0.9m TDL-YG2002-12/ G13Type:Office ... lightT10 12W LED tubeHeat Sink6063 alloyBus,train,home ... /CTNOperating Environment-20°C~40°CLife50000 hoursSpecification:1, Imported 3014 LED chip, high light efficiay, low light decay.2, D type ...