Funtion: Testing Power, Power factor, Voltage, Current, and Annual power consumption(calculated by 10hrs/day); It could test 2 lamps at the same time.

Weight: 4kg.
Maximum testing wattage: 300W.
Input voltage: 100-250V AC.
Testing lamps: Energy saving lamps, tubes, LED lamps, halogen lamps ect.
base: base: E14 B15 B22 GU10 G9 E40 G4
with the build-in shor-circuit protection mechanism, they are safe to use no matter at home or laboratories.

with 1 year warranty if non-human reson error, free of charge replacement is avialable