Usage Tips:Automotive circuit system tester supports voltage test, resistance test, diode test, short circuit protecting, component activation and other functions with high practicality. Equipped with TFT color display, high clear icons and large font, easy to view. High-sensitivity probe helps you reach the hard-to-reach areas by hand more easily. Internally enhanced input protecting against reverse polarity, over-voltage protecting, protecting against poor test chuck contact, etc. for safer use. Support multiple languages, English, French, Spanish, Portuguese ,Russian and Chinese, you can choose according to your needs. Easy to operate and use, compatible with 12-24V vehicle, suitable for auto mechanics as well as home vehicle maintenance and repairing. 1. DC Voltage TesTest 2. Ac Signal Test: 3. Resistance Test 4. Diode & Continue Test 5. Capacitor Test 6. Lamp & Load Test 7. PWM Drive Qutpu 8. Battery Startup Test 9. Battery Internal Resistance Test 10. Overload Protection 11. Component Activation 12. 0scilloscope Screen: TFT Color Screen Direct Current Voltage Ranges: 0-65V Resistance Ranges: 0-200KΩ Rated Current: 1-10Amp. Working Temperature: 0-50℃(32-140℉) Extension Cable Length: About 5M Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: A:red/B:black Material: plastic Package Contents: 1 * P200 Tester Unit with 5m Power Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.