designer's own words:40% of the traffic accident occurs during the night and traffic death during the night is twice as high as one during the day. What if your car stops in a dark road? From that moment, you get into trouble. You might be nearly hit by a speeding car. You can call in the police for help when you are in trouble. However, you might have to wait for the police for a long time, because it takes a long time to find where you are exactly. This brand new Holography triangle can insure your safety by increasing visibility with holography in the dark condition. Moreover, it makes you get out of trouble with speed and accuracy by sending out an SOS message using GPS.