Craftsman 34-82141 Digital Multimeter with 8 Functions and 20 Ranges Measures up to 600 volts alternating current and 10A alternating current for electrical installation home appliance repairs Measures up to 600 volts direct current and 10A direct current for auto marine and electronic installations or repairs Audible tone sounds below 30 ohms to check proper wiring and shorts Resistance is up to 2 megaohm for household and auto electrical wiring testing and repair Diode test for electronic and electrical testing