[Car Battery Tester] The BM550 is capable of testing all 6V/12V/24V 100-2000CCA batteries, including regular flooded, flat plate, spiral, or gel types. It provides a comprehensive analysis of battery health and helps you understand its status in advance, preventing unexpected failures. The results are based on standard testing. [Display Extensive Battery Data] This battery analyzer utilizes the latest conductivity method for measurement. The tester scans the battery and delivers precise results, including internal resistance test, voltage test, health status, state of charge (SOC), and value test. [Fast and Over 99.6% Accuracy] With a built-in intelligent microprocessor, tests are conducted quickly and accurately. Results can be displayed in just two seconds. [Plug and Play] The BM550 Battery load analyzer allows for testing both in-vehicle and out-of-vehicle, including dead batteries. Simply connect the tester clips to the battery, and it will power on, ready for testing and analysis. It's that straightforward. [Safety and Protection] Designed with reverse polarity connection protection, it prevents damage to the device or the vehicle if the positive and negative connections are reversed. Colour: As shown Material: Plastic + Metal Package Contents: 1 * Battery detector Only the above package content is included; other products are not part of the package. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The allowable measurement error is +/- 1-3cm.