Simple Led Matrix Clock With Physical Switch

This is a clock made out of led matrix with push button for changing time and switching modes

Quantity		Component name
1	×	arduino nano
1	×	led Fiber Optics / Emitters
1	×	JUMPER CABLES
1	×	dot board
1	×	ldr Resistor Networks / Thick Film Networks
1	×	wires
1	×	soldering