VC97A 4000Auto Range True RMS Multimeter backlight short buzz testerFeatures:1. True RMS measurement, NCV function, MAX/MIN data hold, Backlight display(but only for VC97A);2. Relative value measurement, Frequency/duty cycle, Data hold;3. Auto power off and Beeper alarm function;4. Full protection function, Anti-high voltage circuit design;5. Strong functions in Antimagnetic and Anti-interference6. Unit symbol display and easy reading.Technical data:Continuity alarm:Less than 50Ω±10ΩLow battery indication:Less than approx 2.4 VData Hold:MAX,MIN,HOLDAuto Power Off:About 15 minutes laterInput Impedance:10MΩSampling Rate:3 times/secondsAC Frequency Response:40-400HzOperation method:Auto RangeMax display:4000Power supply:2×1.5AAA (not INCLUDED)Power consumption:Quiescent current approx 2mASize:185 x 93 x 35mmPackage:1 x vc97A multimeter;1 x pair test probe;1 x pair test CLIP;1 x temperature probe;1 x manual;