HeadUp Display
What 's HeadUp Display: (HUD) projects navigation onto windshield of your car, make driving at night more safer and attractive.
How to Use HeadUp Display:
step 1: Launch the app
step 2: Rotate your iPhone into landscape mode.
step 3: Place the smartphone close to the windshield.
step 4: The exact data include speed, clock and weather is projected onto windshield.