They have the functions of auto zeroing, polarity selection, data hold, overage indication, auto power-off and spotlight. They can be operated easily and be ideal instruments for use in fields, laboratory, workshop and home applications.Logic: high>3.5V, low<1.5VVoltage DC: 200m/2/20/200/600VVoltage AC: 2/20/200/600VCurrent DC: 20-200mACurrent AC: 20-200mAResistance: 200/2K/20K/200K/2M/20MDiode check: 1.5V/1mA

Pen Probe Style Digital Multimeter