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Arduino ESP8266(ESP-12) Serial Wifi Wireless Module With PCB Antenna+Adapter Board Compatible With RPi
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Self designed PCB with SAMD21, ESP8266, DS3231 and pressure sensor on board - Exhibition / Gallery - Arduino Forum
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Amazon.com: NodeMcu Basic Breadboard Base ESP8266 ESP-12E Testing Plate Suitable for NodeMcu V3 DIY Kit Electronic PCB Board Module : Electronics
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