High-quality Car OBD2 ScannerThe YA200 OBD2 scanner is a practical car diagnostic tool, supports full OBDII functions, such as Read/Erase Codes, View Data Stream, I/M Readiness, Freeze Frame and Vehicle Information, and run O2 Sensor Test, On-Board monitor Test, and Component(EVAP System) Test, It can read and erase fault codes, turn off the check engine light so as to protect your driving safety.(Incompatible with Kia, not for Hyundai) Convenient Hot-key Design The YA200 OBD2 code reader is equipped with 3 hot keys, which is more convenient to use. One-key DTC - Looks up Pending Codes stored in the scan tool, One-key VIN - Display vehicle identification number, One-key I/M Readiness - Quick checks emission readiness status and drive cycle verification.The hand-held size makes you can take it everywhere. Just plug and play, no batteries are needed. Wide compatibility Supports 9 OBDII protocols (ISO15765-4 (CAN), ISO14230-4 (KWP2000), ISO9141-2, J1850 VPW, J1850 PWM) c