Các tính năng và lợi ích
- Wide voltage range from 3V to 120V for various applications.
- Features LED indicators for clear voltage polarity detection.
- Durable design with heat-resistant materials and retractable wire.
- Compact and portable, ideal for both professional mechanics and DIYers.
- Quick and accurate diagnostics with a digital display for instant readings.
- Safe usage tips prevent circuit board damage during testing.





