OTA WeMos D1 CH340 WiFi Wireless Development Board ESP8266 ESP-12E IDE UNO R3 For ARFUINO Compatible 1A 24V This is Form factor compatible (Not all pins are pin for pin compatible out due to limitations of the ESP8266) But You can program this via the regular IDE.. Very interest device for anyone interesting in prototyping with form factor shields. Full information can be found here. Have a read before you buy to make sure this device is suitable for you. If you are a Maker, an experimenter, a prototyper, I'd highly recommend one. Before USE D1 You need setup ch340g(USB to UART IC) driver, if you first use it. Windows Download driver from: win32/64 OS Download driver form: Python 2.7 pySerial pip install pyserial Linux(Ubuntu) Not need setup any driver. Python 2.7 pySerial pip install pyserial Install hardware package Installing with Boards Manager Starting with 1.6.4, allows installation of third-party platform packages using Boards Manager. We have packages available for Windows, OS, and Linux (32 and 64 bit). Install 1.6.5 from the website. Start and open Preferences window. PLEASE BUY WITH CONFIDENCE Package Included: 1 x OTA WeMos D1 CH340 WiFi Development Board ESP8266 ESP-12E For ARFUINO IDE UNO R3