OBDResource 2 in 1 Engine Fault Code Battery Internal Resistance Multi-function Detector 1. Screen size: 2.4 inches 2. Current measurement range: NA 3. Current measurement accuracy: NA 4. Voltage measurement range: 5-30V 5. Internal resistance measurement range: 5-500 milliohms 6. Temperature measurement range: NA (Celsius) 7. Capacity measurement range: 0-2000CCA (AH) 8. Power supply voltage: 6V12V24V 9. Power: 2W 10. Support reading and clearing automobile engine fault codes 11. Support real-time viewing of vehicle data streams, etc. 12. Support reading VINCVN, etc. 13. Support OBD10 mode testing 14. Support screenshot function 15. High accuracy and compatible with multiple battery types 16. Suitable for all cars 6V 12V and 24V battery tester 17. One-click test of battery status, intelligent differentiation of scenes, etc., suitable for cars, SUVs, motorcycles, light trucks, ships, etc. 18. In addition to displaying battery state of charge (SOC), state of health (SOH), available CCA capacity, charging and startup system performance, it also allows charging system ripple testing using voltage waveforms, allows screenshots, real-time voltage monitoring, and recording and playback 19. 11 supported languages