Item Type: Multimeter_x000D_ Material: ABS_x000D_ Display: 1999 (3 1/2) LCD Display_x000D_ Polarity: Automatically Display "-" Polarity_x000D_ Zeroing Adjustment: Automatic Zeroing Adjustment Function_x000D_ Over-Range Indication: "1" or "-1" "OL" or "-OL" is displayed at the highest position, and the rest of the strokes are not displayed_x000D_ Sampling Rate: About 3 times/sec_x000D_ Power Aupply: 9V Battery (NEDA160/6F22) or Equivalent (Battery Not Included)_x000D_ Working Environment: 0-40, Temperature 75%RH_x000D_ Storage Environment: -10-50, Temperature80%RH_x000D_ Technical ParameterRangeAccuracyResolution _x000D_ DC Voltage (DCV)200mV(0.5%+3)100V _x000D_ 2V1mV _x000D_ 20V10mV _x000D_ 200V100mV _x000D_ 1000V(1.0%+5)1V _x000D_ AC Voltage (ACV)200mV(1.2%+3)100V _x000D_ 2V(0.8%+5)10mV _x000D_ 20V100mV _x000D_ 200V100mV _x000D_ 700V(1.0%+5)1V _x000D_ DC Current (DCA)2A(2%+3)10nA _x000D_ 2mA(1%+3)_x000D_ (1.5%+5)1A _x000D_ 20mA10A _x000D_ 200mA100A _x000D_ 20A(2.5%+5)10mA _x000D_ AC Current (ACA)2mA(1.2%+5)1A _x000D_ 20mA(2.0%+5)10A _x000D_ 200mA100A _x000D_ 20A(3.0%+10)10mA _x000D_ Resistance ()200(1.0%+10)0.1 _x000D_ 2K(0.8%+3)1 _x000D_ 20k10 _x000D_ 200K100 _x000D_ 2M1K _x000D_ 20M(1.2%+8)10K _x000D_ 200M(5.0%+10)100K _x000D_ Capacitance (F)2nF 1pF _x000D_ 20nF(4.0%+5)10pF _x000D_ 200nF100pF _x000D_ 2F1nF _x000D_ 200F100nF _x000D_ 2000F 1F _x000D_ FrequencyRangeAccuracyResolutionSensitivity_x000D_ 200kHz(1.5%+10)100Hz100mV effective value_x000D_ 20MHz(0.5%+40)1Hz2V effective value_x000D_ Temperature-40-400(1.5%+10)1 _x000D_ 400-1000(1.5%+40) _x000D_ RangeDescriptionTest Conditions _x000D_ Buzzer (Diode)Display the measured diode forward voltage dropThe forward DC current is about 1mA, the reverse DC voltage is about 3V _x000D_ The buzzer in the machine will sound when the measured resistance is about