Feature 1, Hardware version: V2.1, software version: V2.1, small size, highly integrated chip. 2, It is used to read, clear fault codes and detect fuel pressure. 3, Newly developed wireless scan tool, supports most standard OBD2 protocols. 4, 5-10 meters wireless BT connection, multi-language software type. 5, It is not compatible for iOS and not compatible for diesel vehicles or trucks.Features: Hardware version: V2.1, software version: V2.1, small size, highly integrated chip. It is used to read, clear fault codes and detect fuel pressure. Newly developed wireless scan tool, supports most standard OBD2 protocols. 5-10 meters wireless BT connection, multi-language software type. It is not compatible for iOS and not compatible for diesel vehicles or trucks. Super easy to set up, its program is simple to install and learn. Hardware V2.1 Support 7 Protocols: ISO 9141-2 (5 baud init, 10.4 kbaud) ISO 14230-4 KWP (5 baud init, 10.4 kbaud) ISO 14230-4 KWP (fast init, 10.4 kbaud) ISO 15765-4 CAN (11 bit ID, 500 kbaud) ISO 15765-4 CAN (29 bit ID, 500 kbaud) ISO 15765-4 CAN (11 bit ID, 250 kbaud) ISO 15765-4 CAN (29 bit ID, 250 kbaud) *Default configuration (user adjustable) Functions: Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Clear trouble codes and turn off the MIL ("Check Engine" light) Display current sensor data, including: Engine RPM Calculated Load Value Coolant Temperature Fuel System Status Vehicle Speed Fuel Pressure Short Term Fuel Trim Long Term Fuel Trim Intake Manifold Pressure Timing Advance Intake Air Temperature Air Flow Rate Absolute Throttle Position Oxygen sensor voltages/associated short term fuel trims Fuel Pressure Many others Specifications: Condition: Brand New Material: ABS Main Color: Black Hardware Version: V2.1 Software Version: V2.1 BT Password: 0000/1234 Wireless (BT): 5-10 meters Package Weight: Approx.30g/1.1oz Package List: 1 * OBD2 Code Reader