LCD AC Voltage Detector backlight Display Voltmeter Ammeter Ohmmeter Digital Multimeter, the perfect test tool for working with anything electronic This electrical equipment can measure AC/DC voltage, AC/DC current, resistance, frequency, continuity, and etc. Help you troubleshoot a variety of automotive, debugging electrical problems including car components and small electrical circuits This Volt-Ohm-Meter to test DC and AC Voltage, DC Current, Resistance, batteries, and diodes with a easy to read and understand LCD Screen. The small and compact design,comfortable to handle, automatic shut off after a while of no usage to save on batteries,Used the PTC protection circuit for Resistance, frequency measurement Double Current Fuses.