RGB LED weatherproof flexi-strip - 30 LED/m : ID 285 : $80.00 : Adafruit Industries, Unique & fun DIY electronics and kits

RGB LED weatherproof flexi-strip - 30 LED/m : ID 285 : $80.00 : Adafruit Industries, Unique & fun DIY electronics and kits

They look a lot like neon or incandescent tubing or maybe really nice EL wire, but without the need for expensive transformers, glass tubing, or inert gasses.

adafruit-Ultra Flexible 5V Natural White LED Strip - 320 LEDs per Meter

RGB LED weatherproof flexi-strip 30 LED/m - 1m : ID 2485 : $16.00 : Adafruit Industries, Unique & fun DIY electronics and kits

Side-Light Flexible Analog RGB LED Strip - 630 LEDs per meter [1 Meter] : ID 5687 : $22.50 : Adafruit Industries, Unique & fun DIY electronics and kits

Ultra Flexible White LED Strip - 480 per meter - 5m long [Warm White ~3000K] : ID 4840 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits

WP RGB 5050 LED Strip Light 30/m 10mm wide 5m Reel

Controlling an IKEA Dioder LED Strip - Beginner trying to work out simplest case - Project Guidance - Arduino Forum

Diyife Smart Multicolor Changing LED Strip, 3M/9.8FT Brighter LED RGB Strip, Bluetooth 90 LED Strip Light with App Control, Music & Voice Sync to Illuminate PC, Party, Kitchen, Playroom : Tools

RGB LED weatherproof flexi-strip 30 LED/m - 3m : ID 2483 : $48.00 : Adafruit Industries, Unique & fun DIY electronics and kits

Ultra-high Brightness: Lepro strips have 9 LEDs per FT while other strips only have 5 LEDs. With a significantly higher brightness than others, Lepro

Lepro RGB LED Light Strips 32.8ft, Christmas Decorations, 5050 LED Color Changing Tape Light with 44 Key Remote and 12V Power Supply for Bedroom, TV

Ultra Flexible 5V Natural White LED Strip - 320 LEDs per meter [1 meter long - 4000K Color] : ID 5851 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits