Handheld Automotive Multimeter (RPM Tachometer)
The handheld automotive multimeter (RPM tachometer) RPM METER can measure AC/DC voltage, dwell angle, and engine speed; the large LCD screen is easy to read even in dimly lit areas. Functions also include diode, HFT auto-ranging, impedance, capacitance, ohms, RPM, continuity, and temperature measurements.