Features： 1、High Accuracy: The car battery tester adopts high accuracy amplifier and calibrated by professional battery testing tool, can provide accurate test results, and the reading accuracy up to 99%. 2、Applicable Battery Type: The battery checker can test all automotive cranking battery, including ordinary battery, AGM flat plate battery, AGM spiral battery, Gel battery, and so on. 3、Testing Standards: The Battery load tester can test with the the major battery standards around the world at present, for example, CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB. 4、Test 12V Batteries: Starting (SLI), Deep Cycled and Marine of Wet (Flooded), VRLA or Maintenance Free (MF), Sealed Maintenance Free (SMF), Absorption Glass Mat (AGM) and GEL EPB cell. 5、Safe to Use: Reverse connection will not damage the tester or affect the vehicle and battery thanks to polarity reverse connection protection. You can directly test a dead battery without full charging before testing. Specification： Item Type: Digital Battery Tester Material: Plastic Display Type: Digital Function: 1. Identify battery status Good or Replace 2. Check Battery Capacity - Cold Cranking Amps (CCA), DIN, EN and IEC information relative to battery rating. 3. Check Internal resistance value (Ohm) 4. Display battery life in percentage (%) 5. Battery Cranking Test, load test 6. Battery Charging Test, Ripple Test 7. Support battery ripple test and review test data CGA: Cold Cranking Amps 100-2400 BCI: Battery council Intemational 100-2400 CA: Granking Amps 100-2400 MCA: Marine Cranking Amps 100-2400 JIS: Japan Industrial Standard 26A17-245H52 DIN: German Auto Industry Committee 100-2200 IEC: Internal Electrical Technical Commission 100-2200 EN: European Automobile Industry Association 100-2400 SAE: Society of Automotive Engineers 100-2400 GB: China National Standard 30-220AH Supported Languages: English, French, German, Russian, Spanish, Italian Package List： 1 x Digital Battery Tester 1 x Manual