Wemos D1 Mini Pro - ESP8266 - CP2104

This Wemos D1 mini Pro is a variant of the D1 Mini with more flash memory and a bit lighter.
The CP2104 USB to serial converter makes it easy to program, also as an Arduino.
The board has a micro USB connection with which it can be programmed and/or powered. (micro USB cable not included)
This board features the ESP8266 chip with up to 16MB flash memory.

Want to use the board as Arduino, start here . 

The pins on the board are directly connected to the ESP8266 chip and are therefore only suitable for 3.3V signals.
A number of pin headers are included. (see images)

The drivers can be found here: CP210x USB to UART Bridge VCP Drivers