Digital Multimeter, Auto-Ranging, 1000V Klein Tools MM600 Measures up to 1000V AC/DC voltage, 10A AC/DC current and 40M resistance plus temperature, capacitance, frequency, duty-cycle, test diodes and continuity CAT IV 600V / CAT III 1000V safety rating Built to endure a 6.6-foot (2 m) drop and withstand daily wear and tear on the job site Low battery indicator and easily accessible battery and fuse replacement compartment For use in basic and controlled electromagnetic environments such as residential, business and light-industrial locations