... testing Life time. Power,Power factor,Current, Voltage,and Annual power consumption(calculated by 10hrs/day); ... of opening hole: 10cm Maximum testing wattage: 300W. Input voltage: 100-250V AC. Testing lamps: energy saving lamps ... payment by T/T.4. MOQ-- 1 pcs.Founded in 2007 , SHENZHEN LITE TECHNOLOGY LIMITED is ... products all the time. lumen tester(LT-SM901)Power , Pf, Voltage ,Current,Apc,cct,lumen