KONNWEI OBD II adapter is a powerful car diagnostic tool developed to be compliant with full OBD II/EOBD specifications. It supports various wireless connection modes to connect your smartphone or tablet.It reads real-time car engine data, such as engine speed, ignition timing, fuel trim, coolant temperature, and fuel consumption. It is compatible with a variety of OBD II apps.The KONNWEI OBD II adapter is an automotive Bluetooth 4.0 OBDII scanner.Features:1. CLEAR CHECK ENGINE LIGHT This code reader helps diagnose check engine light issues and allows you to clear trouble codes easily. 2. EASY FITMENT Most cars manufactured in the past two decades are equipped with an OBD2 diagnostic port. Simply locate the port and plug in the device. 3. FIT AND FORGET Its compact size and power-saving design help protect your vehicles battery. 4. WORKS WITH HUNDREDS OF APPS The KONNWEI Bluetooth Low Energy device is compatible with popular OBD apps. Download instructions for Android devices are available in the user guide.Functions:- Read diagnostic trouble codes, including both generic and manufacturer-specific codes, and display their definitions (database includes over 3000 generic code definitions). - Clear trouble codes and turn off the MIL ("Check Engine" light) - Display real-time data such as: - Engine RPM - Calculated Load Value - Coolant Temperature - Fuel System Status - Vehicle Speed - Short Term Fuel Trim - Long Term Fuel Trim - Intake Manifold Pressure - Timing Advance - Intake Air Temperature - Air Flow Rate - Absolute Throttle Position - Oxygen sensor voltages and associated short term fuel trims - Fuel Pressure Tips before purchase:For OBD II compliance, your vehicle must have a 16-pin DLC (Data Link Connector) under the dashboard. The Vehicle Emission Control Information label should state that the vehicle is OBD II compliant. Check for a sticker under the hood or in the engine compartment that indicates OBD II compliant or OBD II certified.OBD-II protocols supported:- SAE J1850 PWM (41.6 Kbaud) - SAE J1850 VPW (10.4 Kbaud) - ISO9141-2 (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 J1939 CAN (29bit ID, 250 Kbaud) Vehicle Coverage:Compatible with all OBD2 vehicles (1996 and later in the USA) and EOBD vehicles (gasoline cars from 2001 and diesel cars from 2003/2004 in Europe).Bluetooth pairing instructions:BLE 4.0 Dual Mode VersionFor Android users: - Go to Settings - Select Bluetooth and pair with V-LINK (default password is 1234) - Open Torque app - Go to OBD II settings - Select connection type: Bluetooth - Choose device: V-LINK - Restart the app to establish connectionFor iOS users: - Enable Bluetooth in Settings - Open Accurate app - Go to app settings and select Bluetooth connection - Connect to the device - Restart the app to confirm connectionSpecifications:- Supply Voltage: 11.5V 15V - Supply Current: