OTA WeMos D1 OTA WiFi Development Board ESP8266 for Arduino UNO R3 IDE, 501 Original

Features:Based on ESP-8266EXArduino compliant.11 x I/O pins.1 x ADC pin (03-3.3V input)Supports OTA wireless upload.On-board 5V 1A switch power. (max input voltage 24V)Direct development via Arduino IDE.Specification:Model: WeMos D1Package: PE BagPackage Content:1 X Development Board