【MULTI-FUNCTION BATTERY TESTER】Automobile battery tester has state of battery health detection, state of battery charge detection, battery internal resistance detection, battery supply voltage detection, battery discharge current detection and batter, 【WIDE COMPATIBILITY, 99.5% ACCURACY】The battery tester automotive offers a broad test range (50-2000 CCA) and exceptional 99.5% accuracy, outperforming its rivals. It adheres to multiple standards: CCA/DIN/EN/SAE/IEC/AH. This versatile tester is comp, 【SAFETY PROTECTION】：Anti-reverse wiring and anti-over-voltage design to make the input protection safer, the car battery tester has strengthened the internal input protection, with protection measures to prevent polarity reversal and prevent the volt, 【TEST ALGORITHMS】：low-frequency constant current does not hurt the car, the car battery tester to the battery a fixed frequency and current test signal, and then its voltage sampling, after rectification, filtering and a series of processing to calcu, 【NO BATTERY DRIVE REQUIRED】：The car battery tester doesn't need battery drive, no need to worry about the meter power problem, more convenient to use, Notice：When the battery voltage is lower than the rated voltage of the battery, the screen of the b
