Gameboy retailer advance

Product Name: Gameboy retailer advance
Gameboy advance reshelled has all original gameboy motherboard and works retailer good all buttons been tested and all works good it also comes with a gba game Pokémon Sapphire works good but the internal battery has run dry but you can still play the game there is a save game file on there but if you want me to reset the game let me know “battery not included”.