Supply of printed circuit boards for the project: "Highly Accurate and Autonomous Programmable Platform for Providing Air Pollution Data Services to Drivers and Public (HAPADS)", co-financed by the National Center for Research and Development, contract number: NOR / POLNOR / HAPADS / 0049 / 2019- 00 as part of POLNOR 2019 Call, carried out at the Faculty of Electronics, Telecommunications and Informatics of the Gdańsk University of Technology. (EXPIRED)