• Arduino Nano: The main part is a cheap Arduino Nano, with the existing libraries it can use the connected hardware easily. It will act as a HTTP server, so setting up which rockets you are interested in can be updated through a web browser.
  • Ethernet: The first version will use wired connection to download launch data. Using DHCP it can obtain an IP address automatically.
  • Display: 8-digit 7-segment LED display is exactly fit for displaying the countdown days, hours, minutes and seconds. Displaying it's IP address with it is also possible for fast setup.