TPI 153 DMM Digital Multimeter features 0.3 percent DCV basic accuracy, 0 to 750 ACV; max resolution 1mV,0 to 1,000 DCV: max resolution 0.1mV, 0 to 40M ohm; max resolution 0.1 ohm, AC/DC amps to 10; max resolution 0.1uA, Min/Max, Data hold, Sleep mode/auto off, cULus 61010-1,CAT II - 1000V, CAT III - 600V, 3 Year Limited Warranty.