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WeMos D1 R2 WiFi UNO is WiFi board based on ESP8266. It is compatible with Arduino and NodeMcu. Compatible with NodeMcu. Compatible with Arduino. 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported (except for D0).
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.