Support GB/ games Instant load Real time clock Fast reset to menu Maximum game: 64Mbits Maximum save: 1Mbits Mapper supports:MBC1,MBC2,MBC3,MBC5 Supports Gameboy, Gameboy Pocket, Gameboy Color, Gameboy Advance/SP, even with backlit and rechargeable batteries. System on chip level recovery mode, prevent upgrade dead Support FAT32 4-32GB SD card Firmware and both are upgradable Replaceable battery design Due to different batches, the appearance, color and printed words of the product , which will not affect the use. Colour:Black Material:plastic Package Contents: 1 x Game Cassette Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.