JOYING Mini Elm327 OBD2 Scanner Blueooth Diagnostic for Car Android Auto Dongle Torque Pro Android Head Unit Car Stereo Radio Dvd Player Compatible with all JOYING car radio stereo. If you purchase Joying new system car radio, please watch this video about steps of pairing: https://youtu.be/Asn6Zo6BO2U Model name: ELM327 OBD2 bluetooth Type: code readers & scan tools Output Interface: Bluetooth Support OBD-II protocols: ISO15765-4 (CAN) ISO14230-4 (KWP2000) ISO9141-2 J1850 VPW J1850 PWM Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Display current sensor data