provided online instructions on how to build it from scratch it s made up of a processor and wireless chip a u.s.b. power supply source and two plastic pipes that shield it from the weather total cost about thirty euro news. and that as i m still just put it together and stick it in the pipe and the hardware is ready to go of course there s still the software but it isn t hard to get it up and running you don t have to program anything yourself. yeah it s the head of ok lab stuttgart set up doughty info two years ago after he discovered to just five percent of the city s residents leave their cars at home even after fine dust alarms are issued. that bothered him so he decided to do something to wake people up to the danger by making the data more visible and more accessible.