... .for DC and AC lamp testing Lux CCT(color temperature),wtta,power factor,current,and annual power consumption for ... at the same time.2. Testing parameters: Lux, CCT(color temperature), Voltage, Watt, Current,Power factor, Annual power consumption(calculated ... 1 year replacement warranty. DC AC Lux Meter for LED CFL lamp with digital volt meter DC AC Lux Meter for LED CFL lamp with digital volt meter