3.5 inch Car OBD / HUD Vehicle-mounted Automotive Head Up Display Security System, Support Car Speed & Engine Revolving Speed & Engine Failure & Water Temperature & Fuel Consumption Display, Light Sensor, Buzzer Mark, System Setting, Drowsy Driving Indicator Reminding

About the product 1. This product is for drivers' safety, especially in high-speed driving at night. 2. HUD can keep driver eyes on the road and can decrease car accident. 3. 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. 4. More importantly, it enables the driver instantly read the number in great vision and always make drivers eyes on the road in clear mind. Main Features 1. Automatic adaptation car models, and can apply for cars in line with OBD and TDCL. Plug and Play. 2. 3.5 inch screen and high-definition display. 3. The use of nano-technology to eliminate unwanted reflections and can make display information more sharper. 4. Display content: speed, engine speed, engine failure & water temperature & fuel consumption display, light sensor, buzzer mark, system setting, drowsy driving indicator reminding. 5. Automatic brightness adjustment and drowsy driving indicator reminding mode, driving without glare. 6. When the water temperature recahes 100 degree centigrade, alarm will be given automatically with alarm light turns on. 7. The fuel consuption of one hundred lilimeters when the vehicle is moving, in L/100km.