Quantity   Component name
2 × Battery holder https://www.digikey.at/de/products/detail/keystone-electronics/2460/280629
64 × Dual color LED https://www.digikey.at/de/products/detail/harvatek-corporation/B1552USUG20D000113U1930/13971024
8 × PNP Transistor https://www.digikey.at/de/products/detail/diotec-semiconductor/MMBT3906/13163222
8 × Buttons https://www.digikey.at/de/products/detail/te-connectivity-alcoswitch-switches/1825910-6/1632536
1 × LED Driver / shift register https://www.digikey.at/de/products/detail/texas-instruments/TLC59283DBQR/3458112
1 × AtMega https://www.digikey.at/de/products/detail/microchip-technology/ATMEGA168PB-AU/5029503
10 × 0805 Caps https://www.digikey.at/de/products/detail/samsung-electro-mechanics/CL21A475KAQNNNE/3886902
10 × 0805 Resistors https://www.digikey.at/de/products/detail/cal-chip-electronics-inc/RM10F2491CT/22479504
1 × Power Switch Optional, can bring your own?