Matco Tools' Automotive DMM (True RMS), No. ADMM50, features:
- Auto-Ranging, auto shut-off, over-load protection.
- 10 MegOhm impedance prevents damage to ECU.
- Tests alternator diodes, duty cycle, solenoids, breaker points, wiring, switches, and more.
- Automatic zero adjustment, reverse polarity protection.
- Measures temperature in both Celcius and Farenheit.
- Min/Max and Hold buttons save retrieved data.