Features: Display current sensor data, including: Engine RPM, Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short Term Fuel Trim, Long Term Fuel Trim. 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: for Android Smart phones, for Symbian, for Microsoft (mobile phone, tablet), most computer system(except for Apple system), and all these device must have Bluetooth function. Vehicle Coverage: Works on all OBD2 Vehicles. Description: 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 PWM SAE J1850 VPW ISO 9141-2 ISO14230-4 KWP ISO14230-4 KWP ISO15765-4 CAN ISO15765-4 CAN ISO15765-4 CAN ISO15765-4 CAN Specifications: Processor: ELM327 V2.1 Bluetooth chip: BK3231 Dimensions: about 4.7 * 2.5 * 3.1cm Hardware Version: elm327 Software Version: OBD2 elm 327b Special Features: Bluetooth Voltage: 12V External Testing Certification:CE Material Type:plastic Color:blue Package includes: 1 x ELM327 Bluetooth OBD2 Scanner Tool 1 x CD     Notes: 1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation.Thanks!