The DM91S multimeter features auto-ranging and smart mode for enhanced usability. With 10,000 counts, it supports AC frequency testing and automatically powers off when inactive. It measures up to 600V DC/AC voltage, offering efficiency and safety for professionals.
| DC Voltage | 10V/100V/600V | ±(0.5%+3) |
| AC Voltage | 10V/100V/600V | ±(0.8%+3) |
| DC Current | 600mA/10A | ±(1.5%+2) |
| AC Current | 600mA/10A | ±(3.0%+2) |
| Capacitance | 100nF/1μF/10μF/100μF/1mF/10mF | ±(3.5%+15) |
| Resistance | 1000Ω/10kΩ/100kΩ/1MΩ/10MΩ/60MΩ | ±1.0%+2.0) |
| Live | Live Line or Neutral Line Distinguish with one Probe | |
| Continuity/Diode Check | Auto check Continuity or Diode | |
| Non-contact ACValtage Detection | Yes | |
| Battery Voltage Testing | 1.5V/9V | |
| Display | 10000 counts | |
| Manual/Auto/Smart | Manual/Auto | |
| Auto Power off | √ | |
| Data Hold | √ | |
| True-RMS | √ | |
| Live Line Distinguish | √ | |
| AC Voltage Frequency | √ | |
| Frequency Testing by AC | √ | |
| Fuse Burn Alarm | √ | |
| Batteries | 2*1.5V AAA | |
| Size | 150*70*50(mm) | |
| Weight | About 195g | |
| Safety Level | EN61010-2-033,CAT Ⅲ 600V |
