SpeeJector SpeeJector Car HUD 3.5 inch OBD2 Speed Projector with Overspeed Warning Black LED  (10 cm)

SpeeJector Car HUD 3.5 inch OBD2 Speed Projector with Overspeed Warning. • 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.