Digital multimeter with a rotary switch for selection of the 24 different functions and ranges. Suitable for the measurement of DC volts and amps, resistance, dwell, rpm on 4, 6, 8 and 12-cylinder engines. The testing of diodes is also possible. The shock resistant housing is made of rubber. Supplied with 2 sets of cables: one pair with crocodile clamps and one pair with probes. A 9 V block battery and vinyl storage bag is included.