PSA: CR2025 batteries will fit in GBA games and last longer than the CR1616 batteries that the games originally shipped with. : r/Gameboy
Gameboy Game CR1616 Save Batterij ⭐ - RetroNintendoStore.com
(1) CR1616 Replacement Battery with tabs
Replacement Save Battery Cr1616 Tab For Nintendo Game Boy Advance Gba Game Console - Buy Replacement Save Battery Cr1616 Tab For Nintendo Game Boy Advance Gba Game Console,Battery For Gba Console,Cr1616 Tab
Panasonic CR1616 Lithium Battery with Solder Tabs / Pins - Game Boy Advance