6V-24V Automotive Voltage Circuit Tester Diagnostic Probe Pen Tool

Diagnose vehicle electrical issues with ease using this automotive voltage circuit tester designed for cars, trucks, and other 6V, 12V, and 24V systems. Whether you’re a professional mechanic or a DIY enthusiast, this compact tester simplifies electrical troubleshooting by quickly identifying voltage presence, polarity, and circuit continuity. Its pen-style design and built-in light make it easy to reach tight spaces and read results clearly. Built for reliability and everyday use, this tester is a must-have tool for maintaining and repairing automotive electrical systems.

Structured Product Sheet

Key Features

• Wide compatibility for automotive systems ranging from 6V, 12V, and 24V voltage circuits, suitable for cars, trucks, motorcycles, and more.

• Integrated LED light indicator clearly shows voltage presence and helps illuminate work areas in low-light conditions.

• Pen-style probe design with durable metal tip reaches tight spaces and makes electrical testing fast and accurate.

• Simple, ergonomic shape ensures comfortable handling during prolonged diagnostics or vehicle maintenance.

Why Choose Our 6V-24V Automotive Voltage Circuit Tester
Unlike basic LED wands that only indicate voltage, this auto diagnostic probe integrates a reliable light bulb indicator and robust construction to help you test automotive wiring, fuses, and circuits with confidence. Its universal voltage range ensures it’s ready for use across a variety of vehicles without needing multiple tools.

Perfect For
Ideal for mechanics, electricians, fleet technicians, and DIY car owners. Perfect for diagnosing headlights, taillights, electrical wiring, fuses, and general automotive circuit troubleshooting.

How to Use
Connect the probe to the vehicle’s electrical system, either by touching connectors or wiring. The built-in light will illuminate when voltage is present, signaling positive or negative conditions depending on connection. Use it to trace circuits, find shorts, and verify power quickly.

Easy Electrical Diagnostics Every Time
Make automotive electrical testing fast and reliable with this 6V-24V Automotive Voltage Circuit Tester — the essential tool for any garage or roadside kit.