1Application: 2in1 battery tester and car OBDII diagnostic tool, support testing a wide range of 6V 12V batteries, free updates for life and print via PC. 2Characteristic: The 4in high quality, high resolution TFT color display diagnostic tool helps you easily find faults in your car. 3Real Time Monitoring: During the diagnosis, the battery is monitored in real time to avoid accidents, and add one key entering battery voltage waveform analysis, easy and convenient. 4Usage: Battery test tool can be used for battery life analysis, health percentage, accurate results in milliseconds, reliable in use. 5Integrated Memory Card: The integrated memory card allows to store trouble codes, live data and freeze frames, and to replay and view the data when out of vehicles. 6Multiple Languages: Support multiple languages, including English, French, German, Dutch, Spanish, Russian, Portuguese, Italian, Polish.