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Installing drivers for ESP8266 - CH340 module. 1 x ESP8266 CH340 NodeMCU V3. 1 x MAX7219 4 in 1 RED Dot Matrix Display module. - using Arduino IDE. Simple Digital LED Dot Matrix Clock WIFI connection & Assembly/upload code required.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.