Kitchen alarm clock

My wife wished to have a custom made Kitchen Clock that has a wall mount.

I always wanted to test Arduino implementation and had a few of this 8x8 LED Moduls laying around, so i started with this Thing.

Here you can see my PC-Demo Application running

https://www.youtube.com/watch?v=5QCWjjiQc2w

Parts:
Except the LED-Module all is byable on www.Reichelt.de

I ordered the 1588AS LED-Module on Banggood:
e.g. https://www.banggood.com/5Pcs-RobotDyn-Matrix-8x8-LED-32x32mm-Blue-Common-anode-Display-Tube-Module-p-1646294.html?rmmds=search&cur_warehouse=CN

Features:

4 independent timer
each timer has a individual ring sound ( from https://github.com/robsoncouto/arduino-songs )

German handbook:
Menüführung:

T1 [ ] 10 min
T2 [ ] 1 min
T3 [ ] 10 sec
T3 [ ] Start / Stop


Startscreen:
T1-T4 (kurz) = Anwahl des jeweiligen Timers
T1-T4 (lang) = Wechsel in das Timer Edit menü
10 min (kurz) = Angewählten Timer um 10 min hoch