DYC : My HUD(HUD means Head Up Display) is an application that displays data on your car’s windscreen ( or a plastic blade if you prefer) such as engine and motor speed…. From your vehicle! As features, you can chose the color of the display, the font. You can also choose your unit and the accuracy of the data displayed. To use this application you will need an ELM327 plug. Note: CeriBoo will not be responsible in case of car damages. This application works on cars that support OBDII Protocol