The FTDI USB to TTL serial converter module is a UART (universal asynchronous receiver-transmitter) board used for TTL serial communication. It is a breakout board for the FTDI FT232R chip with a USB interface.
FTDI serial adapter is ideal for ESP8266 firmware updates programming and Arduino serial communication immerse yourself into the IoT world at minimum cost, expand your programming skills and the possibilities of different projects is enormous.
Red FT232 module
The FT232R is a USB to serial UART interface
A low-cost way to add USB capability to microcontrollers. Use this to give your own breadboard For USB capability for boot loading or downloading sketches.
RXD/TXD transceiver communication indicator
Includes over-current protection, using a 500ma self-restoring fuse
This board includes a DTR pin needed to auto-reset when downloading to your device.
Package includes 1pcs of FTDI module with the chosen connector