☆ Please refrain from price negotiations. ☆ Please read the requests and notes regarding transactions on my profile page. Before purchasing, please make sure to check them along with the product description. Please only purchase if you agree to and will abide by those terms. ☆ About the product This is the cartridge only. I have confirmed that it can be started and saved on my own DS. The battery is dead, so the clock function does not work. I have confirmed the above operations, but please understand that there is a possibility of unexpected problems as it is an old item. (I am not responsible) As it is a used item, please refrain from purchasing if you are nervous or looking for a perfect item.