Looking for a SumUp portable card reader? During the Back to School period from 10 August 2026 to 6 September 2026, you can find the best deals on the SumUp portable card readers at Coolblue. Go for the SumUp Solo Lite if you want a small model that's easy to take with you. Want to get started right away without having to arrange much? Choose the SumUp Terminal, with a built-in receipt printer, an AI function to scan your menu, and a SIM card.