C2 Car HUD Head-up Display GPS Digital Meter Water Temperature Voltage Speed 1. OBD mode display information: vehicle speed, rotation speed, water temperature, voltage, mileage, driving time, fuel consumption, local time, oil temperature, driving direction, number of satellites, turbo pressure, air-fuel ratio, intake pressure, acceleration test, brake Test, 100 kilometers acceleration test, read the whole vehicle data stream Alarms: overspeed alarm, speed alarm, fatigue driving reminder, excessive water temperature alarm, low voltage alarm, engine failure alarm 2. GPS mode Display information: vehicle speed, voltage, mileage, driving time, local time, altitude, driving direction, number of satellites, acceleration test, brake test, 100 km acceleration test Alarm: overspeed alarm, low voltage alarm 3. Stereoscopic imaging Use semi-transparent and semi-reflective lenses to suspend the three-dimensional display of information in the air; no reflection, zero ghosting, and clearer display during the day 4. Navigation method: You need to download the WiiYii APP software, the HUD and the smartphone are connected wirelessly via Bluetooth, and the navigation information is displayed synchronously through the APP. 5. OBD2 fault code elimination