Features: Ensure your vehicle's battery health with our car battery monitors tester. Detect faults and receive real time alerts to avoid unexpected accidents. Our bluetoothcompatible enabledcar battery monitors tester allows wireless connection to your smartphones or tablet. Stay informeds about your battery's statusthrough our dedicated app. Designed for all car driver using 12v batteries, our car battery monitors tester ensures optimalperformance and enhances driving safety. Whether during daily drive or long journey, easily access battery monitoring data through our app to ensure smooth operation and prevent any mishaps. Not just for individual driver, our car battery monitors tester is also a valuable tool for automotive repair shops and maintenance centers, providing professional battery diagnostics and maintenance service. Specifications: Material:Plastic Size:As Picture Shown Power supply voltage: 10-16V Working temperature: -20~+70 Function: Support all 12V car batteries Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Battery Tester