The Extech EX420 is a compact, 11-function autoranging digital multimeter. The EX420 measures AC/DC voltage and current, resistance, diode, continuity, and frequency, all with +/- 0. 3 percent basic accuracy.
- Averaging DMM with 11 functions and 0.3percent basic accuracy
- AC/DC Voltage and Current, Resistance, Capacitance, Frequency, Temperature, Diode/Continuity, Duty Cycle
- Input fuse protection and mis-connection warning
- 20A max Current
- Type K temperature measurements
- Data hold, Relative, Auto power off
- Large-digit backlit LCD
- Complete with CAT III test leads, tilt stand, protective holster, velcro hanging strap, Type K bead wire temp probe and 9V battery