About This Item
The 3.5–36V Digital Automotive Circuit Tester Probe is a must-have diagnostic tool for car owners and professional mechanics. Designed for precision and ease of use, this multi-function power probe tester makes it simple to perform continuity checks, polarity testing, light and motor inspections, short circuit tracing, and ground fault detection.With a built-in flashlight, LCD digital display, and long 14.7ft extension cable, it provides unmatched convenience for working in tight or poorly lit areas. Whether you’re troubleshooting automotive wiring or verifying battery voltage, this circuit tester delivers reliable and accurate results every time.