Features:1. Display current sensor data, including: Engine RPM, Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short Term Fuel Trim, Long Term Fuel Trim2. Display current sensor data, including: Intake Manifold Pressure, Timing Advance, Intake Air Temperature, Air Flow Rate, Absolute Throttle Position, Oxygen sensor voltages/associated short term fuel trims, Fuel System status, Fuel Pressure etc.Clear trouble codes and turn off the MIL ("Check Engine" light)Operation system supports: Android Smartphones, Symbian, Microsoft (mobile phone, tablet), most computer system(except Apple system), and all these device must have Bluetooth function.Vehicle Coverage: Works on all OBD2 Vehicles.OBD-II Protocols:SAE J1850 PWMSAE J1850 VPW (10.4 Kbaud)ISO 9141-2 (5 baud init, 10.4 Kbaud)ISO14230-4 KWP (5 baud init, 10.4 Kbaud)ISO14230-4 KWP (fast init, 10.4 Kbaud)ISO15765-4 CAN (11bit ID, 500 Kbaud)ISO15765-4 CAN (29bit ID, 500 Kbaud)ISO15765-4 CAN (11bit ID, 250 Kbaud)ISO15765-4 CAN (29bit ID, 250 Kbaud)SAE J1850 PWMSAE J1850 VPWISO 9141-2ISO14230-4 KWPISO14230-4 KWPISO15765-4 CANISO15765-4 CANISO15765-4 CANISO15765-4 CANSpecifications:Processor: ELM327 V2.1 V1.5Dimensions: about 4.7 * 2.5 * 3.1cmNet weight:31gPackage weight:41gColor:blue