1,000V AC/DC Multimeter, Nos. MDDMM300 and MDDMM500

The Matco Tools 1,000V AC/DC Multimeters, Nos. MDDMM300 and MDDMM500, are built to deliver reliable performance in demanding shop and EV applications. Both models feature a bright, high-contrast negative LCD display for easy viewing indoors or out, RMS accuracy for precise readings on distorted signals, and CAT IV 600V / CAT III 1,000V safety ratings for hybrid and EV environments. They also offer continuity and diode testing for versatile diagnostics. Additionally, the MDDMM500 features temperature measurements from -40 degrees F to 1,832 degrees F and a 60-segment analog bar graph for quick, easy-to-read feedback on signal changes.