Quantity   Component name
1 × Arduino nano microcontroller
1 × WS2812 Led ring with 60 Leds
1 × DS3231 Realtime clock module
1 × Rotary encoder with pushbutton
1 × 220R resistor
2 × 1N4007 diode
1 × Switch Development Kits, Boards and Systems / Development Kits and Boards