Head Up Display Car HUD 3.5 inch OBD2 Speed Projector with Overspeed Warning

Description

Size name:M8 M8 HUD heads up display OBD2 Type II HUD speed warning for the projector's windshield universal alarm system HUD heads up display HUD will automatically turns on and off along with engine operation, completely without hands-on operation, convenient and easy to save, saving power and energy savings. Auto power on and off with vehicle started and shutdown, effective protection of the car battery; while retaining the manual switch mode, and more beneficial to control HUD. Display rich content: speed, engine speed, water temperature, battery voltage, low voltage alarm, high temperature alarm, speed alarm, fuel consumption, fault code elimination, free switching between kilometer and mile.