ESP8266 NodeMCU WiFi Dev Board 1CH Relay Shield ProtoBoard For WeMos D1 A2TF
ab 0,90 €
With this Data Log Shield for WiFi D1 Mini board, can saving data to files on any FAT16 or FAT32 formatted MicroSD card. This is D1 mini, it is a mini WIFI board based on ESP-8266EX. Put D1 mini anywhere, using this battery shield and a lithium Battery.
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