![Mother 3 GBA Reproduction Cartridge won't save; opened it up and found no battery. How do I go about getting a battery in here? (Sorry if I used wrong flair/wrong subreddit) : Mother 3 GBA Reproduction Cartridge won't save; opened it up and found no battery. How do I go about getting a battery in here? (Sorry if I used wrong flair/wrong subreddit) :](https://i.redd.it/vxdg5vl7bq651.jpg)
Mother 3 GBA Reproduction Cartridge won't save; opened it up and found no battery. How do I go about getting a battery in here? (Sorry if I used wrong flair/wrong subreddit) :
Soldered Battery to a Gameboy Advance Game PCB so it can save, it still does not want to save. | TechPowerUp Forums
![Gameboy cart power supply for when you want to keep your save files while replacing the battery! - Share Project - PCBWay Gameboy cart power supply for when you want to keep your save files while replacing the battery! - Share Project - PCBWay](https://pcbwayfile.s3.us-west-2.amazonaws.com/web/23/02/26/0632171890154.png)