Universal M6 HUD Head Up Display Car-styling Hud Overspeed Warning Windshield Projector Alarm System black

Description

--3.5-inch color screen Reflective readings Non-destructive installation Plug and play. --More practical driving data: driving speed engine speed battery voltage water tank temperature can detect and clear the car error diagnosis code. --Overspeed, excessive water temperature, low voltage, etc. --Start with the car to effectively protect the car battery while retaining the manual switch is more beneficial to control the HUD.