Hd Portable Car Monitor G5 Universal Multiple Functions Head-up Display Digital Speedometer Safe Driving Speed Gauges Silver+black

Description

--Speeding alarm and fatigue driving alarm to ensure your travel safety. --Power supply through the car cigarette lighter. --G5 uses dual GPS satellites to display actual speed and instance speed. --Compatible with: all cars in the world, because G5 is based on internal dual GPS and Beidou modules. --Automatic switch on and off, automatically switch on and off as the car starts and stops