Quantity   Component name
1 × 60 LED 172mm Ring - WS2812B 5050 RGB LED Bought here : https://coolcomponents.co.uk/products/60-led-172mm-ring-ws2812b-5050-rgb-led-with-integrated-drivers-adafruit-neopixel-compatible
1 × Smallest 5V Arduino board I can get away with (pro Micro for now)
1 × DS1307 RTC board