The Triplett Model 1401 is a True RMS autoranging 3-1/2 digit (6000 count) compact digital multimeter with a built-in AC Voltage Detector. It offers a large variety of measurement features including AC/DC Voltage, AC/DC Current, Resistance, Frequency, Capacitance, Battery Test, Continuity, Diode Test, and Temperature. The rubberized boot provides impact, drop resistance and built-in test lead holders. CAT III 600V safety rating. Includes test leads, alligator clips, temperature probe, protective rubber boot, and (2) AA batteries. 3-year warranty.