Topdon OBD2 Scanner Topdon AL400 Car Diagnostic Scanner Check Engine Light, 10 OBD Function Smog Check/O2 Sensor Test

TOPDON ArtiLink 400 — A Quality Diagnostic OBD2 Scanner, Updated version of TOPDON AL200 and AL300 

If you want a high-quality and budget-friendly OBD2 scanner equivalent to dealer-level diagnostic tools, TOPDON’s ArtiLink 400 is your ideal choice.