... : 1Max. input voltage400V (PK-PK) (DC + AC PK-PK)DC gain accuracy±3%DC accuracy(Average)Average≥16:±(3% reading+0. ... 05div) for VProbe attenuation factor1X,10X,100X,1000XLF respond(AC, -3dB)≥5Hz(at input, AC ... Support USB Flash Disk Storage, Pass/FailCymometerAvailablePower supply100V-240V AC, 50/60Hz, CATPower consumption<18WFuse1A, T class, ...