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The Klein Tools MM420 digital multimeter is a professional-grade, versatile measuring instrument featuring True RMS auto-ranging for accurate AC/DC voltage up to 600V, current up to 10A, and resistance up to 50MΩ. It includes a complete accessory kit with thermocouple and test leads with CAT III/IV safety caps, a backlit LCD for low-light visibility, and lead-alert LEDs for enhanced safety. Built tough to withstand 2-meter drops, it’s designed for residential, commercial, HVAC, and light industrial use.






| Manufacturer | Klein Tools |
| Part number | MM420 |
| Item Weight | 413 g |
| Product Dimensions | 23.7 x 12.9 x 9.7 cm; 412.77 g |
| Batteries | 2 AAA batteries required. (included) |
| Item model number | MM420 |
| Size | One Size |
| Colour | Orange/Black |
| Style | w/Lead Alert |
| Material | Blend |
| Pattern | Multimeter |
| Power source type | Battery Powered |
| Item Package Quantity | 1 |
| Measurement Accuracy | 600V AC/DC |
| Display style | LCD |
| Specification met | Cat Iii 600v Safety Rating |
| Included components | Digital Multimeter, TRMS Auto-Ranging, 600V, Temp |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
V**1
Does not come with carry case
Multimeter is good and so are its functions. However it does not come with a carry case as stated. False advertising
Trustpilot
3 weeks ago
1 month ago