3.5-36V Digital Automotive Car Power Circuit Electrical Tester Probe Test Light

Troubleshooting vehicle electrical systems becomes far more efficient when voltage, polarity, and continuity can be checked from one tool. This digital automotive circuit tester is built to help quickly identify electrical issues across a wide range of vehicle systems without complicated setup.

Key Highlights

• Wide DC voltage testing range supports systems from 3.5V to 36V
• Multiple diagnostic modes allow voltage, polarity, continuity, and ground testing
• LCD voltage display provides clear, real-time readings
• Integrated LED illumination improves visibility in dark work areas
• Overload protection and audible alerts enhance user safety

Features

• Plug-and-play operation connects directly to the vehicle battery
• Probe tip and ground lead allow activation and testing of components
• Instant polarity detection with visual LED indicators
• Long extension cable reaches circuits throughout the vehicle
• Durable ABS housing designed for repeated automotive use

Device Compatibility

• Suitable for cars, trucks, SUVs, and other 12V–24V vehicles
• Works on automotive electrical systems up to 36V
• Supports testing of relays, motors, switches, and wiring circuits
• Designed for professional workshops and DIY automotive diagnostics

Package Includes

• Digital automotive circuit tester probe

A practical diagnostic tool for everyday automotive electrical work, this tester offers a clear and controlled way to identify circuit conditions. Used within its rated limits, it helps streamline testing while maintaining safe and consistent operation.