Features: The BT300 battery tester provides precise diagnostic capabilities for efficiently testing 12V and 24V battery health, enabling quick fault detection to prevent vehicle failures and secure stable performances. Featuring 6 testing modes such as of charges and internal resistance, this battery analyzers includes a large LCD display for real time electric , current, and health percentage response , all housed in a strong ABS plastic casing for enhanced effect resistance. This diagnostic tool is perfect for both home users and professional repair shops, catering to automotive and motorcycle enthusiasts seeking accurate battery assessments. Use it in everyday car maintenance or professional workshops to quickly evaluate battery condition in various environments, avoiding unexpected breakdowns and ensuring driving safety. With high sensitivity sensors and superior engineering, the BT300 battery tester delivers measurement accuracy, offering dependable results for long term battery monitoring and maintenance. Specifications: Type: Car battery fault diagnostic instrument component : plastic Part number: BT300 Length: about 140mm/5.51inch Package Includes: 1xBattery Diagnostic Tool note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.