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ESP8266 Led Matrix Clock DIY Kit from Sonocotta on Tindie
DIY Digital Arduino Clock WIFI RED LED Dot Matrix ESP8266 MAX7219 GOOGLE Time | eBay
IOT Notice Board using Nodemcu ESP8266 & 8x8 LED Matrix
First Steps with the ESP8266 Wi-Fi Module | Maker, MakerED, Coding | Scrolling Text (Time, Temp., Humidity…) with 8×8 LED MATRIX | EDU: Digital CitiZENship, CyberSecurity, eSkills, Modern EDU by Gust MEES