Adafruit Feather M0 Adalogger - ATSAMD21 with SD Card Slot screws get a clean finish that

get a clean finish that holds better than tape

2" apart with pin-points

as the SIM800C can draw significant current when establishing a connection

Easy to assemble

Adafruit Feather M0 Adalogger - ATSAMD21 with SD Card Slot screws get a clean finish thatCompact Datalogging Power with the Feather M0 Adalogger The Adafruit Feather M0 Adalogger combines a fast ATSAMD21G18 ARM Cortex M0 microcontroller with a built in microSD card holder, making it a great all in one board for portable data logging, sensor recording, and battery powered projects. It is part of Adafruits Feather family, so you get a thin, lightweight design with native USB, LiPo battery charging, and plenty of GPIO in a compact board that