TPI 120 Digital Multimeter features 2,000 count display, 0 to 600 volts AC and DC, 0 to 2,000 ohms, Audible continuity, 10 MOHM internal impedance, 0.5 percent DCV basic accuracy, cULus 61010-1, CAT II - 1000V, CAT III - 600V, 3 Year Limited Warranty.