... -250V. The input Voltage is the s LED tube power meter,LED tester,Power meter,Demo box LT-AC1102 1,Input voltage : AC 100V ... testing wattage: 300W.4,Testing parameters: Voltage, Current , Power, Power factor, Annual power consumption.(Calculated based on 10 hours/day).5,It ... minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); T8 full range power meter(LED tester)-demo case