[HUD]it's a latest HD LCD HUD for cars, 5.8inch large display, with driving speed MPH or KM/H and speed alarm, to avoid speeding ticket. The normal HUD only works on the cars after 2008, but it 's built in all OBD2 protocol include J1850/CAN/ EOBD protocols, so it can works on most cars and some pick-up truck on the market since 1997.[OBD Gauge]it's a powerful OBD2 scanner and gauge, can display vehicles speed, RPM, engine coolant temperature, odometer, engine load value, intake air temperature, voltage, EGR error, fuel level, Fuel Rail Pressure...around 96 PIDs. However, each car will shows different data because of protocol compatibility and Openness.[Onboard Computer]it's a smart car computer/ diagnostic tools, can display and monitor engine data, active the alarm to alert drivers: over speed alarm, RPM alarm, ECT alarm and voltage alarm...it can also display 0-1000KM speed up time. Alarm can be off, bright can be adjusted, screen is 180 Celsiushange, two install methods standby on dashboard and upside-down on windshield.[PLUG-AND-PLAY]This handy tool comes with a cable, one port is type-C plug to the device, the other port is OBD with 16 pins, plug into your car OBD port, it will be on and search your car engine protocol, then display your car engine public data. When car ACC is off, it will be off automatically also.Works on ALL OBD II Enabled vehicles, both Gasoline and Crude Oil cars - domestic and imported. Features the unique One-Click Readiness Key for quick State Emissions readiness check and drive cycle verification. Bright color coded LEDS indicators and built-in speaker provide both visual and audible tone for readiness verification. Retrieves generic (P0, P2, P3 and U0), manufacturer specific (P1, P3 and U1) codes and pending codes.Easily determines the cause of the Check Engine Light(MIL)Turns off Check EngineLight (MIL), clears codes and resets monitorsEnhanced OBD2 Mode 6 On Board Monitoring Test Results for Specific Monitored Systems.Views freeze frame dataThe KONNWEI KW206 OBD2 / EOBD / CAN Car Diagnostic Scannersupports all 10 OBDII test modes on all OBDII compliant vehicles for a complete diagnosis. Featuring the unique patented One-Click I/M Readiness Key, TFT color display and built-in speaker, Real Time Battery Voltage Monitoring.Displays monitor and I/M readiness status (emissions)Reads live PCM datastreamDisplays live O2 sensor test dataEVAP System test dataLive sensor data in text mode and graph mode (1996 and newer vehicles)Reads, stores and playbacks live sensor dataTroubleshooter code tips guide technicians to the root cause of a trouble code faster, saving diagnosis and repair timeBattery Voltage real time monitoring,better than other expensive item from others brand.Built-in DTC look-up library and display definition.Retrieves vehicle information (VIN, CIN and CVN)Internet updatedable and upgradeablePrints data via PC.Colour: blackMaterial: ABSPackage Contents:1 * Auto Diagnostic Scanner1 * OBD2 Cable1 * USB CableOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.