Digital Car Gps Speedometer Auto Hud Overspeed Warning Head Up Usb Charger

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I. Feature: 1. Head-up display-projects the driving speed on the windscreen. 2. Driving time and mileage calculation and display 3. Easy Setup--Plug & Play- Power through vehicle cigarette lighter. No professional installation is required. 4. Compatible with all Cars & Trucks. Use GPS signal guided calculation. No wiring needed to the VSS (vehicle speed signal). 5. Display MPH or KM/h 6. Auto adjust brightness through sensor for Day & Night driving. 7. Vehicle driving speed display. Green color speed display, easy on your eye. 8. Over-speed Alarm setting IV. Operation Guide: 1. Set the over-speed alarm rate A: Press the Up Button or Down Button to increase or decrease the speed rate B: The default alarm speed rate is 120KM/h 2. Set display mode: Press Enter button, you will see numbers 111 222 333 are shown on the screen: A: 111 refers to Normal display mode, content will be shown on the screen in normal condition. B: 222 refer to Reflecting display mode, content will be shown on the screen in opposite side in order to be reflected onthe windscreen correctly. C: 333 refer to Upside-down display mode, content will be shown on the screen upside-down in order to fit the specificposition in the car, such as behind the front rearview mirror. (for certain vehicle models only) 3. Set the speed meter unit (KM or Mile) A: Long press the Enter button, if you see number 100 shown on the screen, which means KM/h B: Long press the Enter button, if you see number 161 shown on the screen, which means MPH C: The default speed meter unit is set as KM/h V. Driving data record display 1. System will start calculating total driving time and mileage when device is powered on. 2. Parking time is not included in the calculations in order to increase the data accuracy. 3. Mileage less than 1KM will be considered as invalid data 4. Once the vehicle stops for a few seconds, you will see data displayed on the screen in order as total mileage, and then thetotal driving time in minutes. 5. All driving data will be cleared once the vehicle is engine off, and system will start the calculation again when the carpower resumed. VI. Fatigue Driving Alarm In every hour, system will trigger a fatigue driving alarm with continuous driving time displayed, in order to remind driver toavoid drowsy-driving. Example: 001 means one-hour continuous driving, 002 means two-hour continuous driving and so on. VII. Over Speed ??Alarm 1. Set the over speed alarm rate (As described in the IV Operation Guide) 2. A three times Beep sound alarm will be triggered when over speed occurs. 3. No more alarm will be triggered when over-speed is detected continuously. VIII. How to paste reflecting sticker 1. Clear the car windshield; 2. Tear the reflecting sticker and paste it on the car windshield; 3. Gently squeezed out the air bubbles; 4. It can be used repeatedly. IX. Technical Specifications 1. GPS positioning time: 1 to 5 minutes in the open air (The bad weather will affect the positioning time). There is no GPS signals indoors. 2. Speed ??deviation: Since the speed data comes from the GPS satellite, slight deviation is unavoidable. 3. Input voltage: DC 5V Input current: DC 50-120mA Power bank for power supply is supported. 4. Working temperature: -30 to 70 degree 5. Driving data deviation is around 2% 6. All driving data will be cleared when power off Note: GPS Speed ??Data is not 100% accurate (There is a little deviation), pls think about it before your purchase. Packing Included: 1x HUD 1x Nonslip holder 1x Reflective film 1x USB power line 1x Manual