... input Voltage is the s LED tube power meter,LED tester,Power meter,Demo box LT-AC1102 1,Input voltage : ... T8 fluorescent tube with the Magnetic ballast inside the tester, the input voltage should be AC 200V-250V ... LED lamp or other lamps without ballast inside the meter, the input voltage should be AC 100V-250V ... .init( { 'aImgSrc': aBigImageSrc } ); } )(); T8 full range power meter(LED tester)-demo case