... factor, Voltage ,Current,and Annual power consumption;Lux,Color temperature for AC/DC lamp. Detailed Product Description 1.Compact design carry ... LUX DC/AC LED CFL, halogen lamps tester--Special design for comparing 4 lamps quality meanwhileFunctionTesting power, power factor ,Voltage,Current ... : 4kg. Size: 410*125*290 mm Item No: LT-AD992 C Safe to use Buil-in short circuit protestion mechanism, safe ...