Adafruit Feather M0 Express - ATSAMD21 Cortex M0 steam the current draw is minimal

the current draw is minimal (under 1mA)

the display offers vibrant visuals and smooth touch responsiveness thanks to its capacitive touch overlay—perfect for use with your fingerpad

and OFF pin

LoRa Radio Module (433 MHz) for long-range communication (up to 1

Adafruit Feather M0 Express - ATSAMD21 Cortex M0 steam the current draw is minimalThe Feather M0 is a compact and powerful development board, featuring the ATSAMD21G18 ARM Cortex M0+ processor running at 48 MHz with 3. 3V logic, the same chip used in the Arduino Zero. With 256KB of FLASH and 32KB of RAM, the Feather M0 offers significantly more memory than traditional boards, making it an ideal platform for various projects. Key Features: Processor: ATSAMD21G18 ARM Cortex M0+ at 48 MHz with 3. 3V logic Memory: 256KB FLASH, 32KB RAM