The 7-Segment Serial Display turns the thirteen pins necessary to control a 4-digit 7-segment display into just one or three. The display will give you full control of all digits, decimal points, the colon and the apostrophe.
The Adafruit LCD backpacks reduce the number of pins needed to connect to an LCD. LCDs are a fun and easy way to have your microcontroller project talk back to you.
The MX212 - USB Driver Bay kit features everything you need to mount a 20 character x 2 line Blue USB LCD with a 24 key keypad interface, into a standard front mount PC Computer Bay.
This is similar to other 16x2 character LCDs that you've seen before but with one vibrant difference: The backlight is actually an RGB LED.