Bluetooth OBD2 Auto Car OBD2 Diagnostic Interface Scanner Tool  Features:  1. Display current data, including: Engine , Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short Term Fuel Trim, Long Term Fuel Trim  2. Display current data, including: Intake Pressure, Timing Advance, Intake Temperature, Rate, Absolute Throttle Position, Oxygen voltages/associated short term fuel trims, Fuel System status, Fuel Pressure etc.  Clear trouble codes and turn off the MIL (\"Check Engine\" light)  system supports: Android Smartphones, Symbian, (mobile phone, tablet), most computer system(except system), and all these device must have Bluetooth function.  Vehicle Coverage: Works on all OBD2 Vehicles.  Output protocol: RS232  Baud rate: 9600 or 38400  LED : OBDTx/Rx, RS232Tx, power supply  Working voltage: 12V  Working current: 45mA  OBD- Protocols:  SAE J1850 PWMSAE J1850 VPW (10.4 Kbaud)  9141-2 (5 baud init, 10.4 Kbaud)  14230-4 KWP (5 baud init, 10.4 Kbaud)  14230-4 KWP (fast init, 10.4 Kbaud)  15765-4 CAN (11bit ID, 500 Kbaud)  15765-4 CAN (29bit ID, 500 Kbaud)  15765-4 CAN (11bit ID, 250 Kbaud)  15765-4 CAN (29bit ID, 250 Kbaud)  SAE J1850 PWM  SAE J1850 VPW  9141-2  14230-4 KWP  14230-4 KWP  15765-4 CAN  15765-4 CAN  15765-4 CAN  15765-4 CAN  Specifications:  Processor: V2.1 Dimensions: about 4.7 x2.5 x3.1cm Net weight:31g Package weight:41g Color:blue  Package includes: 1 x New V2.1 OBD2 Bluetooth Diagnostic Car Auto Interface Scanner 【Excellent Compatibility】Mainly used with Android system phones, also supports Symbian system phones, Windows system PCs and laptops. 【Note】 Not compatible with iOS devices,The device works on OBD2 gasoline cars , and EOBD cars, save time and money by finding out why the check engine light is on and fixing simple car problems by yourself! 【Smart Scanning】 Read diagnostic trouble codes, nonspecific and manufacturer-specific, and display their meaning, close MIL, display current sensor data, MIL is ready. Bluetooth connection, no Batteries, Cables, or Switches. 【Easy to Use】Plug the device into the car?s OBD2 port to start the car,turn on your car, enable Bluetooth on your Android phone or tablet, search for "OBDII" and pair with it , use simple settings to run the downloaded ,application, and wait for a successful connection The ECU of your car. 【Serve】Is a very useful gadget for car owners and a good gift for friends at home, If you have any questions about the product, you can contact us by email, we will solve you as soon as possible.