HiLetgo OTA WeMos D1 R2 CH340 WiFi Development Board ESP8266 ESP-12F for Arduino IDE UNO R3
<b>Feature: </b><br> Based on the ESP-8266EX. <br> Arduino Compatible, you can use it on Arduino IDE. <br> 11 Digital I/O pins <br> 1 Analog Input pin <br> OTA -- Wireless Upload (Program) <br> On board switching power supply -- Max 24V input, 5V 1A output <br><br> <b>Package Include: </b><br>1*OTA WeMos D1 CH340 WiFi Development Board