Adafruit
PowerBoost 1000 Charger - Rechargeable 5V Lipo USB Boost @ 1A (ID: 2465)
£19.50Unit price /UnavailableAdafruit
Adafruit Feather M4 Express - Featuring ATSAMD51 (ATSAMD51 Cortex M4) (ID: 3857)
£22.50Unit price /UnavailableElecFreaks
Smart Home Kit for BBC micro:bit (micro:bit not included)
£38.99Unit price /UnavailableSeeed Studio
Wio Terminal: ATSAMD51 Core with Realtek RTL8720DN BLE 5.0 & Wi-Fi 2.4G/5G Dev Board
£31.70£47.54Unit price /UnavailableAdafruit
2.8" TFT Touch Shield for Arduino w/Capacitive Touch (ID: 1947)
£43.80Unit price /Unavailable