A professional-grade automotive circuit tester designed for clarity and precision across a wide 5-90V testing range. This tool combines a high-brightness LED digital display with bidirectional polarity indicators to make diagnosing vehicle electrical systems straightforward and reliable.

• Style: Features a transparent handle revealing internal components, a sharp probe for piercing wires, and a flexible red coiled spring wire that extends up to 110 inches for reaching tight spaces.
• Material: Built with a durable insulation protective cover, a built-in circuit protection chip, and overload protection for safe, long-term use.
• Meaning: Offers peace of mind through accurate diagnostics, ensuring you can identify positive or negative polarity instantly with distinct red and green LED lights.
• Size: 110-inch maximum extended spring wire; displays voltage readings to 0.1V accuracy.
• Care: Wipe clean after use and store in a dry place to maintain the integrity of the probe and electronic components.

An essential companion for maintaining vehicle health, offering the confidence that comes from precise, visible answers.