KKmoon DT-831B+ Mini Digital Multimeter DMM Voltmeter Ammeter Ohmmeter hFE Tester w/Battery Test DT-831B+ Mini Digital Multimeter DMM Voltmeter Ammeter Ohmmeter hFE Tester w/Battery Test DC/AC Voltage, DC Current, resistance measurement Digital LCD with a max reading of 1999(Digital Multimeter) 1.5v/9v battery test Low battery indication Overload protection