- Heavy-Duty Circuit Tester with Digital LCD Display to Accurately Show DC Voltage.
- Operating range of 3-49 volts DC to work on most vehicle electrical systems.
- 360° visibility of polarity.
- The red light indicates positive polarity, green indicates negative polarity.
- Long, 12' coil cord and heavy-duty alligator clamp for secure connections.
- The probe is insulated to prevent the possibility of shorting the side of the probe to other components.
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