Game Boy Advance SP / DS USB Charge Cable | Hand Held Legend
USB Power Cable for Game Boy — Retro Modding
Game Boy Cartridge USB Drives - Shut Up And Take My Yen
USB Power Cable for Game Boy Pocket and Color from J.Rodrigo on Tindie
GitHub - giltesa/Game-Boy-Pocket-USB-C-charging-kit: This project contains the files for making an electronic board that allows to charge a Nintendo Game Boy Pocket by USB-C.