Digital Multimeter, Basic AC Voltage Accuracy +/-0.8 Percent, Basic DC Voltage Accuracy +/-0.5 Percent, Data Hold No, Instrument Safety Rating CAT II 1000V, CAT III 600V, Maximum AC Voltage Measurement 600 V, Maximum DC Voltage Measurement 600 V, Instrument Counts 4000, Special Features Automatically Switches Between ACV, DCV, Ohms, Single Button Operation, Maximum AC Current Measurement 10 A, Calibration Certificate Included No, Maximum DC Current Measurement 10 A