Terastra Power Probe, Power Injector & Pen Multimeter

The Optimal Auto Circuit Tester is a necessity for every automotive technician.

Main Functions: Test Light, Power Injector & Voltmeter

- Determining the polarity and circuit conditions (short/open).
- Identifying components with positive or negative voltage wire.
- Activating components without a jumper.
- Checking the continuity of the illumination.
- Locating missing cylinders.
- Measuring the frequency of high-tension ignition pulses.
- Calculating the engine's rotational speed based on the measured frequency.
- Detecting voltage peaks.
- Testing the voltage of the circuit; the voltage reading will be displayed on the LCD within seconds