KW906 bluetooth car OBD2 code reader applies for all 12V gasoline and Diesel vehicles/hybrid electric vehicles, it's a 16 Pin plug that plugged into the vehicle OBD port. KONNWEI KW906 OBD2 scanner comes with an ON/OFF switch to prevent constantly disconnecting your unit from the OBDII port. It also support high speed communication and low power sleep mode. By connecting with phone, the OBD2 scanner can quickly read car engine emissions data and check drive cycle verification. Features: KW906 BT5.0 car OBD2 diagnostic scanner is able to detect and interpret these protocols automatically. It also provides support for high speed communications and a low power sleep mode. KW906 BT5.0 measuring only 5*4*2.5cm. It also comes included with a power switch built-in to prevent the need for having to constantly disconnect your unit from the OBDII port. KW906 Wireless Bluetooth OBD2 Diagnostic Scanner With proper software installed in the host device, you may have following parameters read out from your vehicle: * Vehicle Speed * RPM * Fuel Consumption* * Engine Coolant Temp * Fuel Pressure * Calculated Engine Load * Throttle Position * Intake Manifold Pressure * Air Intake Temp * Timing Advance * Mass Air Flow * Fuel Level * Barometric Pressure * EVAP System Vapor Pressure * Fuel Trim Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.