I. Main Features
1) Head-up display the driving speed.
2) Driving time and mileage calculation and display.
3) Over-speed alarm setting.
4) Fatigue?driving alarm.
5) Altitude display.
6) Local time display with auto timezone adjustment.
7) 5.4in Large size screen.
8) Easy Setup--Plug & Play- Power through vehicle cigarette lighter. No professional installation is required.
9) Compatible with all Cars & Trucks. Use GPS signal guided calculation. No wiring needed to the VSS (vehicle speed signal).
10) Display MPH or KM/h.
11) Auto adjust brightness through sensor for Day & Night driving.
12) Green color data display, easy on your eye.
13) Total mileage display after car stops.

II.Technical parameters:
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 Working temperature: -30 to 70 degree
4)Driving data deviation is around 2%
5)All driving data will be cleared when power off except the total mileage.
6)The output voltage of USB cable with cigarette lighter in the packing box is 12/24V,
please do not use for mobile phone charging!

III. Packing List
1.GPS HUD speedometer x1
2.USB cable with cigarette lighter x1
3.Sticker Stand x1
4.User Manual x1
5.Gift Box x1

Manufacturer	kingneed
Item model number	C90-01
Product Dimensions	12.95 x 3.81 x 7.11 cm; 164.43 g
ASIN	B07RQYKTMT

KingNeed GPS Speedometer Universal GPS Extend Digital Display 5.4 inch HUD Speedometer MPH/KMH with Over Speeding Alarm for All Vehicles Cars Bicycles

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