This LED Display Module can works with two-color LED matrix in two sizes (large and small), as well a 7 segments x 4 digits.

Yes it is, but this one has Bluetooth and other great features!

A unique TFT shield expanding the capabilities of an Arduino Uno.

How to make an Arduino-based mini compact radar.

How to make a Car Speed Detector using Arduino and IR Sensor

How to make Real Time Clock With Alarm using Arduino and RTC DS3231

These 84 by 48 pixel LCDs are what you might have found in Nokia 3310. And what about using them in the Arduino projects?

Make a Big LED clock with arduino and RTC module to make it as a Real Time Clock.

Word clock with linear display of seconds includes modes for digital clock, analogue clock, temperature and humidity, plus three games.

A desktop train controller based on Arduino for OpenBVE.

A project using a car brake rotor as a clock.

Make a mechanical 7-segment display using electromagnets!

My 'Gorgy' clock! Enhanced with an IR remote, a TFT display, a barometer, and a humidity and temperature sensor.

In this instruction, I will show how to make Nixie clock with Arduino by circuit which is as much simply as possible.

Multi-purpose display: 4 Digits with 7 segments each. Each segment has 2 NeoPixels.

Аn interesting unusual clock made from an old hard drive and an Arduino Nano.

An Arduino analog clock refreshed by GPS on TFT display - Steampunk GPS Clock.

Visualize the DCF77 radio signals with this clock.

Trying to build a cheap Arduino data glasses for everybody. It's working, and now it can even help to avoid accidents.

Use MKR1000 to show the Santa location in real-time on a colorful world map made of NeoPixels.

Make your own infinity mirror clock!

You can set a message on a dot matrix display by Alexa!

Using 2 ATmega328s, this clock displays and decodes the DCF77 signal using 150 LEDs and 4x 7-segment display modules on a 12" (305mm) dial.

Customized Time Announcement and Wake-Up Alarming using MP3 audio files.