Features auto/manual ranging, RPM measurement, temperature measurement, millisecond pulse width and peak volts measurements for fuel injectors, duty cycle and frequency to 10M Hz, dwell measurement, O2 cross counts, and fused direct current measurement up to 10 amps. Data hold freezes the data for review at the push of a button. Contains: (Qty.) (1) 100 Series Automotive Multimeter, (2) heavy-duty test leads with removable alligator clip ends, (1) inductive RPM clamp, (1) temperature probe.

The Bosch MMD 540H Hybrid Multimeter is a CAT III safety rated, auto ranging digital multimeter designed for automotive diagnostics and electrical troubleshooting. Features include peak, min/max readings as fast as 1 millisecond, higher amperage test ranges up to 20 amps, inductive RPM clamp for conventional and DIS ignition systems, fused diagnostic test leads, K-Type thermocouple for quick temperature measurement, large LCD display and a rugged nylon case with handle.