Automatic measuring range and manual measuring range.
Full measuring range overload protection
The maximum allowable voltage between measurement end and ground:600V DC or AC (RMS)
Operational height: maximum 2000 m
Displayed maximum value: digit 3999
Polarity Indication: Automatical indication " - " means negative polarity.
Exceeding measuring range display: "OL " or "-OL"
Sampling time: digital display is about 0.4 sec/time,analog display 0.04 sec/time (except current measurement). When measuring current, digital display is about 1 sec/cycle, analog display 0.1 sec/cycle.
Unit display: has function and power unit display.
Auto off time: 30 min.
Operating power Supply: 9V, 6F22 Battery
Battery Low voltage Indication: LCD displays ' ' symbol.
Temperature coefficient: less than 0.1 x accuracy/℃