Product Description : 1. High Quality and Durable :The tester is made of ABS material, moisture-proof, high-temperature resistant, impact-resistant and has a longer service life. The tester also has an overload protection device, When the current exceeds 7A, the circuit breaker inside the device will automatically trip and give out a buzzer prompt. 2. Multi-Functional : The 4-meter probe tester is suitable for diagnostics of all 6V to 24V automotive electrical systems. Automotive electric system is test for continuity. Test for polarity of a voltage. Check switches, relays and the on-off of diodes, fuses and circuits . Test for polarity of electric cables and plugs. Track and locate short circuits. Test for bad ground contacts. Do not use on AC voltage.
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