IMG_7531.JPG http://www.inet.haw-hamburg.de/gallery/iothon-2019/img_7531.jpg/view http://www.inet.haw-hamburg.de/gallery/iothon-2019/img_7531.jpg/@@download/image/IMG_7531.JPG IMG_7531.JPG Click to view full-size image… Size: 5.0 MB