... current,and annual power consumption for LED T8 tube tester,also fluorescent tube,T8-T5 fixture LED T8 to T5 ... to identify or compare the quality of LED lamps,fluorescent lamps, halogent or incandescent lamps,or appliances from ... can test 1.2m T8 LED tube . Also freely test T8 to T5 fluorescent tube with Ballast inside, equiped with starter ... 7. 1 year replacement warranty. T8-T5 Fluorescent tube tester