**Product Description: High-Precision Auto Circuit Tester for Efficient Electrical Diagnostics** - **Function**: This auto circuit tester is engineered to detect low voltage circuit faults in transport machinery, enabling you to quickly and safely identify electrical issues. Its reliable performance helps streamline your maintenance tasks, minimizing downtime and enhancing efficiency. - **Digital Display**: Equipped with a digital display, this circuit probe tester offers clear and precise voltage readings. With a voltage range of 2.5‑35V, it ensures accurate diagnostics, providing the critical data you need to troubleshoot effectively. - **Wide Application**: Designed for versatility, this voltage tester pen is suitable for use across a wide range of transport maintenance operations. Whether you're working on cars, motorcycles, bulldozers, rollers, or excavators, this tool delivers dependable performance for all your diagnostic needs. - **Probe Pen Shape**: The voltage test pencil features an intuitive probe design that is easy to use. A protective cap ensures the probe is safeguarded against damage, preventing falls and bending, which prolongs the tool's lifespan and reliability. - **Exquisite Manufacturing**: Crafted from high-quality materials, this electric circuit detector is built for durability and resistance to damage. Its stretchable spring wire adds flexibility, making it adaptable to various testing scenarios and enhancing user convenience. Elevate your maintenance toolkit with this advanced auto circuit tester. Its combination of precision, versatility, and durability makes it an essential asset for professionals and DIY enthusiasts alike, ensuring you can tackle electrical diagnostics with confidence and ease.