Newest HUD M15 Head Up Display Overspeed Speedometer Warning OBD2 GPS Dual Mode Projector Speed Odometer Mileage Car Accessories HUD short for Head Up Display,The main function is to display the car dashboard information (e.g.speed,RPM,water temperature,voltage,trip distance etc ),and keep the driver eyes always on road to avoid the dangerous of lowering down head to read the dashboard. Product Features OBD2 functions:Speed(Km/h or MPH),Engine RPM,Voltage,water temperature(°C or °F),mileage,driving time,fuel consumption,clock, speed up test,automatic light adjustment Alarms:Over speed alarm, Engine RPM Alarm, fault code alarm, low voltage alarm, high water temperature alarm,fatigue driving reminder manual or auto adjust the brightness Bluetooth navigation function:navigation arrow direction,navigation lane,navigation speed limit distance,speed limit warning M15-Navigation Edition HUD color screen AI intelligence OBD driving data Gaode map data AI dog electronic dog data Function display It is possible to read all the data of the car dashboard without lowering your head, and the quality can be guaranteed while driving safely. Navigation function AutoNavi customized version, can support global Google map Road conditions Big data Driving safety warning device Preferred travel route Map implementation update Road track display You can easily control it by downloading the APP on your mobile phone and connecting the device, which is simple and convenient. Driving safety warning device No more worrying about fines and demerit points Road speed limit, high-speed area, low-speed area, warning distance, etc. Accurate speed measurement reminds the fixed speed measurement distance regardless of the provincial road, national road or high-speed, accurate warning. Warning Traffic light warning Speed limit warning Speed warning Early warning of accident area Solve your compaction line fines, continuous lane change fines, difficult turns, and difficult to stop. Beautiful design Driving does not affect the appearance, small and chic Integrated button design One machine dual direction USB interface High-energy chips, quality assurance High-performance processing chip, performance and compatibility, dual-running memory and dual-core processor to ensure smooth high-speed operation Hardware upgrade : save power, do not consume car battery power Software upgrade : natural and smooth, increase the compatibility of starting and parking, hybrid vehicles, and gasoline vehicles. Smart photosensitive Automatically adjust brightness Clearly visible during the day and not dazzling at night Digital clock Real-time display of time, no need to look down on mobile phones and watches, improving driving safety Driving time Real-time display of driving time, real-time control of road section time driven distance Accurate the actual driving distance of the vehicle from the start point to the end point Multiple warning functions