... color temperature),wtta,power factor,current for LED CFL lamps.for DC and AC lamp testing Lux CCT(color temperature),wtta, ... 3. Equiped with different converter for E27, E14, B15, B22,MR16, GU10, G9.Could test different bulbs with different bases. LED AC lux double ... 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