Features: 1. OBD mode display information: vehicle speed, rotation speed, fuel consumption (instant fuel consumption, instant fuel consumption per 100 kilometers, average fuel consumption), water temperature, voltage, clock, driving distance, driving time, driving direction, altitude, number of satellites, speed icon, 100 kilometers Accelerated testing 2. Alarms: overspeed alarm, speed alarm, fatigue driving reminder, high water temperature alarm, low voltage alarm, engine failure reminder, free switching between kilometers and mile, free switching between Celsius and Fahrenheit 3. GPS mode display information: vehicle speed, local time, voltage, driving time, driving distance, driving direction, altitude, number of satellites, speed icon 4. Navigation method: need to download WiiYii APP software, HUD and smart phone for Bluetooth wireless connection, the navigation information will be displayed synchronously through APP. 5. Dual system display, one-buttons witch. You can choose the OBD system display, or you can switch to a fully compatible GPS system display 6. Wireless transmission through mobile phone bluetooth, Sync with mobile navigation 7. Multiple screens, one-keys witch. You can manually set the driving data you need to display, and you can switch the mode you want by short pressing the wheel button vertically. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Type: Car HUD Heads-up Display Material: ABS+PC Applicable models: universal Screen type: LED reflection Screen size: 5.8 inches Appearance size: 130*70*15（30)mm Resolution: HD Input signal: car obd2 Picture tube: LED Power supply mode: OBD interface/USB Include: 1x Car HUD Heads-up Display 1x Instruction 1x non-slip mat 1x OBD line 1x USB cable Include: 1x Car HUD Heads-up Display 1x Instruction 1x non-slip mat 1x OBD line 1x USB cable