The compact sized Extech MA410 400 amp True RMS autoranging AC, DC clamp meter offers plant maintenance techs, electrical contractors, HVAC troubleshooter, and Diyers a test instrument that delivers a high level of features and value. In addition to a host of core multimeter and current measurement capabilities, it also has a built in, non contact voltage (NCV) detector. The heart of the MA410 is a full function digital multimeter. Measurement functions cover most types of troubleshooting over and above non invasive current probe measurements voltage, resistance, capacitance, frequency, duty cycle, diode and continuity tests. Even measure temperature with the supplied Type K bead wire probe. Comes with test leads, general purpose Type K wire temperature probe, two AAA batteries, carrying case, user manual.