... product show, sample test and so on. LED Demostration Case Travel bags with trolley Description: Function1. LED lamp or traditional lamp can ... Parameters for GU10, E14 ,E26/E27can be tested (voltage, current, power, power factor, annual current consumption)4. AC voltage display area: Input ... 999.9, it will be showed as HHHHH.7. Power factor display area: LED power factor can be displayed. (PF is a very ...