DUOYI DY220B Car 12V / 24V Battery Tester

1. Fast and smooth running speed with STM-32 chip set hardware 2. Accurate test results, using high precision amplifier and calibrated by professional battery testing tool, BST100 reading accuracy up to 99%. 3. Wide testing range cover from CCA 100- 2000 , 3- 220 AH, best in the market. 4. Industry initiative graphical battery voltage real time monitoring, can be analysis battery data more accurate. 5. Unique battery results display in percentage and meter mode. 6. Test all automotive cranking lead acid battery, including ordinary lead acid battery, AGM flat plate battery, AGM spiral battery, and Gel battery, etc. 7. Polarity reverse connection protection, reverse connection will not damage the tester or affect the vehicle and battery. 8. Directly test the battery with loss of electricity, no need to full charge before testing. 9. Testing standards include currently the majority of battery standards of world, CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB. 10. Support languages: English, French, German, Russian, Spanish, Italian