This is a very good USB to Serial device that is breadboard friendly and works well with communicating with ESP8266 modules
The dual voltage: this adapter has a jumper that allows you to switch between 3.3v and 5v effortlessly, which makes it easy to be used with just about any PIC (Programmable Interface Controller) with different voltages
A must have for quadcopter builders. Used to flash all your quadcopter hardware, MinimOSD and other board
Great addition to your electronics toolbox. Need to make sure you have the correct drivers
Please refer to the working systems marked on the picture, or other systems may not support