New Speedometer HUD GPS Digital Speed Meter MPH Speedo Head Up Display for Cars Trucks, USB Cable Plug & Play (G20-Only Green)

【Head Up Display】HUD display car driving speed in real time. Attention pls: there are many copies of this model, they have the same design as us. However, the chipsets are completed different. Our Chipset is real 10 Hz high refresh rate, it can display the speed in real time. From our client feedback, it's easy to many clients say our speed update the speed very fast. You are welcome to test. If you are not satisfied, pls contact with us for refund.

【GPS Speedometer】Collects the speed data from GPS satellites, no relation with car engine, no destroy to car circuit board or OBD port, and can be widely used on SUV ATV Pick-up Truck Scooter Golf Cart Bus Boat Train Bike Motorcycle...all vehicles. Its speed will be 1%-5% different from car dashboard which speed is from car tire rotation speed, but its speed is the same logis as speeding radar.

【Install】Easy install and use, no buttons, no need any setting, no need read manual, its package include one USB cable, just need connect the USB with our GPS speedometer, then connect to your car. If your car has a USB port, pls plug the USB cable to USB port; if your car doesn't have a USB port, then give it a car adaptor. Plug and Play.

【On/Off automatically】 When detect car ACC is on, it will be on and display the driving speed in big fonts; When car ACC is off, it will be off automatically because it doesn't have internal battery. When it's off, no power consumption at all.

【Warranty】First time usage, it takes 10-30 seconds to get GPS signal, and it can't work indoor/Underground parking lot/Tunnel. Client service is 7days-24hours, you are welcome to contact with us, thanks.