Select the test program according to the battery type/standard/CCA, the battery tester will start working and quickly show you the battery CCA value, health (%), state of charge (%), voltage (V), internal resistance (Ω) and so on. By analyzing the test data, you can check the condition of the battery and judge whether it is in good condition or needs to be replaced to avoid accidents caused by battery failure. Its compact and lightweight design makes it easy to carry and store.
