Et voila, addressable WiFi RGB fairy lights, with USB power for a dorm room. : r/WLED
BTF-LIGHTING Chasing Dream Full Color Twinkle Decorative Lights 5m/16.4ft 50LEDs Addressable WS2812B IC Fairy String Lights for Kid's Bedroom Christmas Tree Festival Party (No Power or Controller) : Amazon.co.uk: Lighting
1pc Addressable USB Fairy Lights, 16.4ft-33ft 50LEDs/100LEDs APP Control Twinkle Lights, Indoor LED String Lights for Bedroom, Christmas Decorations | SHEIN UK
5m Flexible Addressable RGB LED Wire (AKA NeoPixel, WS2812B, SK6812)