MUCAR 689BT Bidirectional Scan Tool, Full System OBD2 Scanner, Bi-Directional OBD2 Scanner Diagnostic Tool,ECU Coding, 35 Services, FCA Autoauth, CANFD and DOIP, Lifetime Free. • Free lifetime updates, no subscription fees • Full System Diagnostic System: Automatic Fault Code Analysis and Real-Time Q&A • ECU Coding, Bi-Directional test & 34+ Maintenance Functions: From battery checks to engine diagnostics, tackle all-in-one solutions—boost efficiency by 200% • Original Magnetic Design Dongle, easily copes with various usage scenarios • Built-in PDF reader • Exclusive technician community: Connect with global repair experts for real-time interactions and case sharing • Customize sleek backgrounds to personalize your diagnostic interface • 8″ Touchscreen & 2.4G/5G WiFi Update.