MS309Pro Car Battery Tester & OBD2 Scanner – Professional Auto Diagnostic Tool

High-Precision Battery Analysis
Accurately measures voltage, cold cranking amps (CCA), and internal resistance with advanced microprocessing technology. Detects weak cells, sulfation, and charging system faults for 12V/24V batteries.
Full OBD2/EOBD Compatibility
Supports 10+ protocols to read/clear engine codes, view live data, and perform emissions tests. Works with all OBD2-compliant vehicles (1996+ US, 2000+ EU) including cars, trucks, and SUVs.
Rugged & User-Friendly Design
Features a 2.8" color LCD with anti-glare coating, rubberized grips, and a compact ABS+PC housing. Backlit keys ensure operation in low-light garages or roadside emergencies.
Multi-Function Efficiency
Performs alternator tests, cranking system checks, and component actuations. Saves 30+ diagnostic reports for mechanics, fleet managers, or DIY enthusiasts.
Global Voltage Adaptability
Includes a built-in 100-240V charger for worldwide use. Certified to CE/FCC safety standards with overload protection.
Wholesale Advantage
Direct factory pricing with bulk discounts. Ships in crush-proof packaging with a 1-year warranty. Stock ready for resellers or repair shops.