Car Battery Tester, Ancel BST200 12V Test Tool Support All Automotive Cranking Lead Acid Battery DETECT BAD CELL BATTERY -- Directly test the battery with loss of electricity, no need to full charge before testing. TESTING STANDARDS INCLUDING -- The world's majority of battery standards, CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB Support to Test AGM flat plate battery, AGM spiral battery, and Gel battery, etc Polarity reverse connection protection, reverse connection will not damage the tester or affect the vehicle and battery Support Multi-languages: English, Japanese, Russian, Spanish, French, Italian, German, etc