You probably remember the Wi-Fi-detecting T-shirt, which you each time allowed, the T-shirt has a signal. Well, someone has taken the same shirt and found a way to make it into a sticker too. In this way, all the Wi-Fi detection capability when you're on the road. Of course, he calls you to a little to work alone, but then your car to the area branded Wi-Fi functionality.

Simply go to the top of Instructables, and they determine what works for you. Including a gives you to the cheapest place to connect the T-shirt to buy. In addition to the T-shirt, you need some double-Tape USB 5V and 12V car adapter and some industrial double sided tape foam tape. Then just follow the steps which they are registered. If you are with the project that you are ready to decide whether the face inward to your own vision. that, or you can show the back of the window into the world to see.