Specifikation:
| Modell | ST181 | |
| Display | 4000 siffror | |
| Omfång | Noggrannhet | |
| Växelspänning | 4V/40V/400V/600V | ±(1,5 %+3) |
| Likspänning | 400mV/4V/40V/400V/600V | ±(1,0 %+3) |
| Resistans | 400/4k/40k/400k/4M ohm | ±(1,2 %+3) |
| 40M ohm | ±(1,5 %+5) | |
| Växelström | 40A/400A | ±(2,5 %+3) |
| Frekvens | 10Hz~400kHz | ±(1,0 %+5) |
| 400kHz~4MHz | ±(2,0 %+5) | |
| Kapacitans | 1nF~4uF | ±(2,5 %+10) |
| 4uF~400uF | ±(4,0 %+20) | |
| 4mF | ±(5,0 %+30) | |
| Arbetstemperatur | 18~28℃ |