The Adafruit Feather M0 Wi-Fi with ATWINC1500 is an all-in-one solution that combines a Coretex M0+ MCU and a Wi-Fi communication module on one compact board. The board runs at 3.3V, has 20 GPIO pins (of which, 8 are PWM capable and 10 are can function as ADC inputs), a 48 MHz crystal, a micro USB-B connection, a battery connector, a reset button, and status LEDs. You can learn more about the specifications of the Adafruit Feather M0 Wi-Fi with ATWINC1500 on Adafruit’s product page.
Buy the Adafruit Feather M0 Wi-Fi with ATWINC1500 from Amazon, or Adafruit.