The Main Function]: The P100 Power Circuit Probe Kit is mainly used to test car battery voltage, AC and DC voltage test, resistance, leakage, short circuit, component activation overload protection and other car circuit system problems. Auto circuit tester with large battery clip, can carry more load. Support wide input voltage range from 9V to 70V, also support 12V cars and 24V trucks.

[Working Modes & Easy to Diagnose]: Easy to navigate user menu allows reading DC Voltage, AC voltage, Resistance and Diode parameters very clear. A quick self-testing is a must before to test a circuit or component, ensure your tool is in excellent condition.

[Accurate Data & Safety Design]: Tiny deviation and more precise testing data. The circuit tester automotive can use this unit to analyze any range from 9V to 70V batteries healthy, tells you everything about the battery. The circuit probe kit can protect the circuit when power supply is reversed.

[Features]: The automotive circuit tester with 20Ft extension cable, environmental protection material, Not pungent.low power consumption, high performance. Durable and Safety - An auto circuit breaker makes this tool very safe and sustainable ,even a beginner can easily use this automotive diagnostic test tool without the manual.

[Widely Applicable]. Wide range applications,professional diagnosis, support Multi-languages.The P100 Automotive Circuit Tester can be used as electrical tester, breaker finder, power tester, wire tester, car fuse tester, continuity tester, Short Finder, automotive multimeter, etc.