... Lux,watt,current,power factor,and annual power consumption for LED T8 tube tester,also CFL tubes bulbs ... and fixtures,patent LITE T8 Full Range Power Meter with Lux is a very practical tester to ... supplier LED T8 tube.3. Testing parameters: Lux, Color temperature (CCT),Voltage, Wattage, Current,Power factor, Annual ... protection.7. 1 year replacement warranty. Lux Meter for LED T8 Tube,fluorescent tube.