Amazon.com: NES/SNES Save Battery Replacement Kit (includes installation instructions) : Video Games
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SNES battery replacement for games that won't save - Howchoo
BATTERY SAVE GAME FIX REPLACEMENT REPAIR,NES,SNES,BOY,N64 N 64,SUPER NINTENDO👍 | eBay
Trying to get this NES Zelda cartridge to save, does this diode need to be replaced? I replaced the battery once months ago, and it saved fine for a while, but now