Car Head-Up Windshield Display - OBDII HUD Head Up Display Color LED Projector Speed Warning System for Car Trucks Review

【What is HUD】: This product is for drivers' safety, especially in high-speed driving at night, car HUD heads up display can keep driver eyes on the road and can decrease car accident. HUD can project the important information (such as speed) onto the windshield, it can help inexperienced novice to control their speed and to avoid speeding violation in the speed limit road. 【Display Rich Content】: 3 inch screen and high-definition display makes the screen more abundant and easier to read. The windshield screen projector can display speed, engine speed, water temperature, battery voltage, low voltage alarm, high temperature alarm, speed alarm,free switching between kilometer and mile,free switching between and . 【Universal device】: Automatic adaptation car models, and can apply for cars in line with OBD II or EUOBD (onboard automatic diagnostic system). Plug and play. 【High-tech equipment】: The use of nanotechnology to eliminate unwanted reflections and can make display information more sharper. It enables the driver instantly read the number and always make drivers eyes on the road in clear mind. 【Efficient Protection Switching】: Auto power on and off with vehicle started and shutdown, effective protection of the car battery; while retaining the manual switch mode, and more easy to control HUD. Automatic and manual brightness adjustment mode, driving without glare.