Just did a GBA backlit screen mod. $40 on eBay : r/retrogaming
Amazon.com: Tekmihat Worm Screen Light Led Illumination Night Lamp with Packing for Nintendo GBA Gameboy Advance Console [game_boy_advance] : Video Games
RetroGlow for Game Boy Color | RGB LED Flex Board | Hand Held Legend
Amazon.com: Worm Light Illumination LED Lamps for Gameboy Advance GBA GBA SP Console Worm Light : Video Games
Custom Q5 IPS LED Logo Xl BACKLIT Funnyplaying Nintendo - Etsy | Led logo, Gameboy, Nintendo
Swapped out some LEDs on my SP. The power light goes from blue to pink when it gets low. : r/Gameboy
5 Colors Flexible for Game Boy GBA/SP GBC/GBP Worm Light Illumination LED Lamps | eBay
5 Colors Flexible for Game Boy GBA/SP GBC/GBP Worm Light Illumination LED Lamps | eBay
Super Easy Backlit Screen Mod for the Gameboy Advance (No Cut, No Solder) - YouTube
3 Colors Flexible for Game Boy GBA/GBA SP/GBC Worm Light Illumination LED Lamps | eBay