[elecena] ESP32-WROOM-32U-N4-U2 - zmiany ceny ModuĊ‚y RF; ESP32-WROOM-32U-N4; ESPRESSIF ESP32-WROOM-32U-N4-U2 - 24.04 PLN https://elecena.pl/product/30331536/esp32-wroom-32u-n4-u2 2026-05-30 ESP32-WROOM-32U-N4-U2 - 23.65 PLN https://elecena.pl/product/30331536/esp32-wroom-32u-n4-u2 2026-09-14