The Extech MA610 Compact AC Clamp Meter, 600A, with NCV and Multimeter Functions, is a fully loaded clamp meter with multimeter functions including AC Current, AC/DC Voltage, Resistance, Frequency, and Capacitance. The MA610 also has a built-in non-contact voltage (NCV) detector to quickly check circuits and wires for live voltages. It’s a pocket-sized meter with 1.2" (30mm) jaw that fits conductors up to 500MCM and is designed with a large backlit LCD display to view in dimly lit area.