MS309 Pro Car Fault Detector & Diagnostic Scanner

Advanced OBD2/EOBD Compatibility
– Works seamlessly with most post-1996 vehicles (US) and 2000+ models (EU), supporting 10+ protocols for accurate engine, transmission, and emissions diagnostics.
Multi-Language Support
– Clear fault code definitions in English, Spanish, French, German, and more, ideal for global mechanics or DIY users.
Battery Tester Function
– Precise 12V battery voltage monitoring with health analysis to prevent unexpected failures, perfect for routine maintenance.
Durable & Compact Design
– High-grade ABS shell with reinforced connectors, pocket-sized for on-the-go diagnostics in garages, roadside emergencies, or fleet checks.
Real-Time Data Streaming
– Track engine RPM, coolant temp, and fuel efficiency live via intuitive display, optimizing performance tuning or troubleshooting.
One-Click Smog Check
– Quick readiness test for emissions inspections, saving time for annual certifications.
Plug-and-Play
– No extra software or subscription fees—just connect to the OBD2 port for instant scans and error resets.
Bulk Order Advantage
– Wholesale pricing for auto shops, resellers, or logistics teams needing reliable, cost-effective diagnostic tools in bulk. Ideal for mechanics, car enthusiasts, or roadside assistance professionals seeking professional-grade accuracy without the professional price tag.