Quantity   Component name
1 × ws2812-based addresable led strip
1 × attiny85 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × USB port for powering up the board
1 × on/off switch
1 × push button
1 × 100uF decoupling capacitor Capacitors / Ceramic
1 × 1000uF / 16V capacitor Capacitors / Ceramic
2 × red leds for status purposes on the board
2 × 1k resistors or some higher values for the status leds