This is the Adafruit Feather 32u4 Adalogger - Adafruit's take on an 'all-in-one' datalogger (or data-reader) with built in USB and battery charging. Its an Adafruit Feather 32u4 with a microSD holder ready to rock! https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2021-04-06 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2022-05-18 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2022-10-14 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2022-10-21 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2022-11-21 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2022-12-01 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-03-13 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-03-14 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-03-15 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-03-16 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-06-20 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-06-22 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-06-23 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-06-26 https://elecena.pl/product/17498756/adafruit-feather-32u4-adalogger 2023-06-27