1. Ripple voltage test for easy and intuitive check of faults 2. Feature with reverse polarity protection: reverse connection may not damage the tester or affect the vehicle and battery 3. Directly test the battery with loss of electricity, full charge is not required before testing. 4. Easy to use with large backlight LCD display and menu-driven operation 5. Multi-languages: English, French, Spanish, German, Italian, Russian, Finnish, Portuguese, etc. NB300 with the most advanced conductance testing technology, is dedicated to test 12V regular flooded, flat plate, spiral and gel batteries, etc, and starting and generator charging system as well. It provides a quick, easy and affordable solution for technicians to check battery health and detect faults of starting and charging system. Features And Functions: 1. Multiple vehicle applications - motorcycles, passenger cars, mini caravans, light duty vehicles with 12V battery; 2. Tests multiple battery types - regular flooded, flat plate, spiral and gel, etc; 3. Tests all battery rating systems - ,BCI,CA,,,DIN,IEC,EN,SAE,GB 4. Tests the batteries on the car directly - no need to remove the battery 5. Directly detects bad cells 6. Quick and accurate test result display in just 2 seconds 7. Tests 12V charging system, advanced test 8. Quick analysis without disabling the ignition 9. Does not emit light, heat or spark ,or discharge battery-keeps operation safe 10. Automatic temperature compensation Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:Red Material:Plastic Package Contents: 1 * Battery Analyzer 1 * USB 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.