Functions:Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Read and clear trouble codes and turn off MIL.Display current sensor data, including:1.Engine RPM2.Calculated Load Value3.Coolant Temperature4.Fuel System Status5.Vehicle Speed6.Short Term Fuel Trim7.Long Term Fuel Trim8.Intake Manifold Pressure9.Timing Advance10.Intake Air Temperature11.Air Flow Rate12.Absolute Throttle Position13.Oxygen sensor voltages/associated short term fuel trims14.Fuel System status15.Fuel PressureSpecifications:Support OBD-II protocols as follows: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)Compatibility:1. Works on all OBDII cars2. Compatible with for IOS, for Android, for Symbian for Windows XP, for Windows7/8Color: blackBluetooth version: Bluetooth 2.0 / 4.0Working Voltage: 9V-16VWorking current: 25mAWorking temperature: -40-85Working humidity: <60%Product size: 5 * 2.5 * 2.5cmPackage size: 10 * 8 * 3cm / 4 * 3.2 * 1.2inPackage weight: 23g / 0.8oz Mini OBDII Bluetooth wireless scan tool enable to read diagnostic trouble codes. Compatible with for Android system phones, for IOS system phones and for Windows computers. Features:The newly developed high-quality wireless scan tool.Enable to read diagnostic trouble codes.Small bluetooth interface with a 16 pin socket.Support different kinds of devices to use this scan tool: for Android system phones, for IOS system phones, for Symbian system phones, for Windows XP and for Win7/8 computers.