AUTENS Universal HUD GPS Head-up Display Digital Speedometer Driving Speed Alert Fatigue Alarm for Cars with KM/H and MPH，4.5inch Large Screen for Car & Other Vehicle (C3010)

Main Function : 1.Set/On/Off over-speed alarm A. Press Enter button once, show 001. B. Adjust the alarm speed rate with the toggle switch. C. The default alarm speed rate is 120 km /H, a impossible high value which you can't drive means off. 2.Driving speed calibration A. Press Enter button twice, show 002. B. Adjust the speed rate with toggle switch, default rate is 005, the range is -20 to 20. if you want to increase the display speed by 1KM/H, adjust rate to 006, if you want to decrease it by 1KM/H, adjust rate to 004, and so on. 3.Set the GPS Speedometer unit (KM or Mile): A. Long press the “Enter” button, when the left side of the screen lights up “ML” means the speed is displayed in miles. B. Long press the “Enter” button, when the left side of the screen lights up, “KM” means the speed is displayed in kilometers. More functions: Total Mileage(Odometer) Display, Altitude value calibration, Time zone calibration, Screen display Settings, Factory defaults, Fatigue Driving Alarm. Pls refer to user manual or email to us directly. Attention: 1. The digital GPS speedometer need to receive satellite signals to work, so they can't work in the room, inside tunnel, under garage and the place that can't receive satellite signals. 2. At the first time of using the GPS speedometer, it will take 3-5 minutes to receive the satellite signals. 3. Sometimes there may be an measurement error of 3-5KM/H, Just calibrate it manually. 4.There is a protective film on the new screen, please remove it, Then you will see a very clear display screen. 5.There are two mileage - single travel mileage and total mileage(odometer), the total mileage will only show the mileage since you install the GPS speedometer, then add up via its memory.

• 🚗 【Driving Safety Ensure】Overspeed Alarm & Fatigue Driving Alarm to ensure your safe in long distance driving. Speeding alarm: when the vehicle speed exceeds the preset maximum driving speed; anti-fatigue alarm: automatically alarm every hour when driving, and the screen will display the driving time.
• 🚗 【Key Information Display】Head-up display the speed, MPH or KM/h, Driving Time and Distance Calculate and Display,let you know the key information for your trip. Quickly collect speedometers from GPS satellites to show real-time speed, driving time and driving distance, etc.
• 🚗 【Considerate Design】Auto adjust brightness through sensor for Day & Night driving. Green light display can protect the driver's eyes ,let driver feel more comfortable. Speed unit can be switched: km/mile; adjustable time zone: suitable for different countries; real-time display of altitude: manually adjustable.
• 🚗 【UNIVERSAL APPLICATION 】Universal for pickup trucks, off-road vehicles, trucks, trains, scooters, motorcycles, bicycles etc.
• 🚗 【Plug & Play】This HUD caculate & display the real-time speed via GPS. No Need professional installation, No wiring needed to the VSS (vehicle speed signal). With double side tape at the bottom, direct paste it on the front window. Equipped with fastening ring, you can also install it on motorcycle or bicycle.