C90 Car Digital Hud Head Up Display Accurate Speedometer Odometer Intelligent Brightness Control Overspeed Warning Alarm black

Description

--Simple installation: external 5V DC power supply --Overspeed alarm: different alarm speed values can be set. --Mileage and Driving Time: automatically display the current mileage, current driving time and total mileage. --Intelligent display brightness control: Under strong sunlight, the speed display brightness will automatically increase. In low light, the speed display brightness will automatically decrease. --Screen size: 5.5 inches