A digital multimeter is an indispensable tool for testing, diagnosing, and troubleshooting electrical circuits, components, and devices. ... Klein Tools CL380 Digital Clamp Meter.

Best Kit: Klein Tools 69149P Electrical Test Kit with Digital Multimeter What to Consider Multimeters work by measuring electricity in outlets, batteries, switches, and other devices with a current.

Harbor Freight's website advises comparing this multimeter to the Klein Tools MM300 multimeter, which costs $34.82. Cen-Tech 9-Function Multimeter vs. Klein Tools MM300 Cen-Tech/Harbor Freight ...