Adafruit Feather 32u4 FONA Raspberry Pi 400 Personal Computer Kit – UK Whether you're building an IoT

Whether you're building an IoT gadget

an IoT enthusiast

If you're not using the RTC

and other shield-compatible boards

the reed switch closes

Adafruit Feather 32u4 FONA Raspberry Pi 400 Personal Computer Kit – UK Whether you're building an IoTFeather is the new development board from Adafruit, designed to be thin, light, and portable. The Adafruit Feather 32u4 FONA combines an Arduino compatible microcontroller with an audio, SMS, and data capable cellular module, built in USB and battery charging. At its core, it features an ATmega32u4 clocked at 8 MHz with 3. 3V logic, 32K of flash, 2K of RAM, and built in USB for programming and debugging without the need for additional chips. It