You'll wonder how you ever did electrical troubleshooting before! Power Probe IV testers will greatly increase how fast you can set up and diagnose a problem. They feature a large color LCD screen with an easy-to-navigate user menu, and the PCM/ECM driver supplies safe voltage for testing computer driver circuits. Enjoy the advantage of having an ohm meter, circuit, AC voltage, and frequency tester, all in one tool. The Power Probe 4 testers will be the first thing you grab for electrical issues, and they are must-haves for any mechanic.
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