【6V-12V-24V CAR BATTERY TESTER】 KW710 is the top 1 battery tester automotive which can works on all 6V, 12V and 24V batteries(100-2000 CCA), testing result up to 99.99% accuracy, also great alternator and starter tester, the most reliable battery load tester on the market. 【LARGE COLOR SCREEN + ENHANCED CLIPS】compared to other 12V battery testers, KW710 is the first battery analyzer that adopts a large color screen and rugged design. It also upgraded the connection cable(8.8ft) and enhanced the clips to reduce the measurement error. 【ADVANCED VOLTAGE WAVEFORM FUNCTION】KONNWEI is the only auto battery tester manufacturer that can catch the voltage changing and show the waveform into graphing, up to 20 points in one second, helps to track the real-time voltage to find the battery issue. Even can be uploaded to computer compare them to analyze the in-car system. 【CRANKING AND CHARGING SYSTEM TEST】 KW710 provides overall batteries data in milliseconds including voltage, internal resistance, cold cranking amp, battery health and charge status. Also can test 6V, 12V and 24V car charging system to make sure the output voltage of the generator is in a regular condition, the rectifier diode works fine and the charging current is normal status. 【LIFETIME UPDATE SERVICE】digital battery checker tester can easily get upgraded when the new function is released, this is the essential function that top-level car battery tester should equip with We will keep developing the newer software to ensure accuracy and customer experience at the same time. 3.2" EXTRA LARGE TRUE COLOR SCREEN 3.2" is the biggest screen size on all digital battery testers. Besides a true-color screen that all the icons are colored elements ensure you can read clearly even the dark night or strong sunlight ALTERNATOR & STARTER TESTER Not only KW710 battery tester automotive can perform its professional battery analyzer function, also a great alternator and starter tester that help you diagnose the car starting system. CONVENIENT TESTING SITUATIONS No matter the batteries in the vehicles or out of the vehicles, KW710 auto battery load tester will finish its testing job excellently, portable size lets you can bring it anywhere you want. CHARGING TEST Test different parts of the charging system, including generator, rectifier, rectifier diode and so on for a reliable charging volt value. CRANKING TEST The cranking test helps you analyze the starting motor including cranking voltage and the cranking time to check the starting motor works properly or not. DISPLAY VOLTAGE IN GRAPH Displayed voltage readings in a chart to better analyzing the status of your car battery You could playback the waveform in the tester or upload it to the computer for more precise analysis. SMART REMINDER LIGHT The unique GREEN- YELLOW-RED reminder light is also a great function that helps you know your battery status directly.