Universal Car Mini HUD G4S GPS Head Up Display Auto Digital KMH/MPH Speedometer Black / Green Font Speed Board Projection

GPS speedometer The utility of hud The utility of a car speedometer is actually quite simple. Your car's gauge is under your steering wheel or on your electronic screen, but it must not be directly in front of you. Head-up display Simple functions with a big impact. This car head-up display is able to show you your speed, compass and also alert you when you are speeding. In addition to this, you can change the units of the product according to your country or region, reducing a lot of hassle. Plug and play, very convenient. GPS+BeiDou Dual-Core The GPS+Beidou dual-core configuration has a high refresh rate to update your driving data extremely fast. Suitable for all cars This machine is a GPS system for all models. Once the product is connected to the car, it will start searching for the signal, and after the signal is successfully received, you can start your wonderful journey. Bright HUD display The product has the function of automatically adjusting the brightness of the screen. Compact body and simple installation Beautiful fuselage: Every inch of ingenious product is carefully manufactured, using seamless fastening technology, making H2 more beautiful. The USB cable is plug and play, if your car has a USB port, please plug the USB cable into the USB port, if your car doesn't have a USB port, give it a car adapter. 【Head-up Display】The Head-up Display features a high-definition display that shows the car's digital travel speed directly on the screen and allows you to change the display unit of speed (KMH/MPH). Plug and play, very convenient and does not damage the car. Built-in automatic light-sensing system, HUD will automatically adjust the brightness display with the environment changes. 【Speed Error】About the car speed displayed on the HUD is not consistent with the dashboard, you can enter the setting item 4, short press once to set the speed accurate value, the default value is 100. how much difference of the value will be adjusted. For example, if the car dashboard speed is 69 mph and the H2 speedometer is 66 mph, then after increasing the parameter value 100 to 103 (100+3), press and hold the bobbin key button for three seconds to save and exit, and the speed calibration is complete. Please note that it cannot be used indoors or in areas with weak GPS signals.