Super ELM327 Bluetooth Scanner V1.5/V2.1 Wireless Interface Auto ELM 327 Interface Code Readers Diagnostic Tool ODB2/OBDII Protocols Highlights For ELM327 V2.1: ELM327 MINI OBD SCAN is the newly developed wireless scan tool. It supports most standard OBD-II protocols Hardware V2.1,Software V2.1 Bluetooth Password :0000 / 1234 / 6789 Woks on Android Torque (support Android smart phone System with Android 4.0-Android 4.4 version) /PC( win XP/WIN 7 32bits and close anti-virus programm),BUT IT NO WORKS iOS! It CAN'T support for Diesel or Trucks. This ELM327 V2.1 supports most of OBD-II protocols cars,but it can not do all models ,also some OBDII protocols may do not support( like J1850 VPW &J1850 PWM protocols no supports). Item DescriptionTipsBluetooth version only support AndroidWarm Tips:If the CD is broken or can't readable, SoftWare Link: If any questions, please feel free to contact with the seller, please never open a dispute before contact with the seller.Let's keep good business relationship. Thanks!!*Can do most of OBDII gasoline cars,but can't support all OBDII cars.*This one CAN'T support for Diesel or Trucks.Hardware V2.1 Supprots 7Protocols:1.ISO9141-2(5 baud init,10.4Kbaud)2.ISO14230-4 KWP(5 baud init,10.4 Kbaud)3.ISO14230-4 KWP(fast init,10.4 Kbaud)4.ISO15765-4 CAN(11bit ID,500 Kbaud)5.ISO15765-4 CAN(29bit ID,500 Kbaud)6.ISO15765-4 CAN(11bit ID,250 Kbaud)7.ISO15765-4 CAN(29bit ID,250 Kbaud) A.SAE J1939 CAN(29bit ID,250*Kbaud)B.USER1 CAN(11*bit ID,125*Kbaud)C.USER2 CAN(11*bit ID,50*kbaud) *default settings (user adjustable) Default Settings(user adjustable)