3000-in-1 Game Cartridge Memory Card OS V4 Edition Clear Black Blue for Game Boy Color GBP GBA SP Game Console - 8G TF Card

3000-in-1 Game Cartridge Memory Card OS V4 Edition Clear Black Blue for Game Boy Color GBP GBA SP Game Console - 8G TF CardFeatures:1. Supports save function, Supports up to 64Mbit games2.Supports button battery replacement design,Supports MBC1, MBC2, MBC3, MBC5 and other game formats.3.Automatically backs up game files to Mini SD card – no manual operation required. Game files are automatically saved when switching games.4.Supports DIY game loading: just add game files to the memory card and play – no additional programming needed.5.Supports FAT32 format TF card,Supports one‑click return to menu – no need to power off when changing games.6.Supports fast loading of games.Does not support RTC clock.7.Built‑in power saving module – saves up to 30% power.Note: The firmware is the latest, and upgrading the firmware is dangerous, so please do not upgrade the firmware.