Nintendo 64/Gamecube RF Switch/Modulator In The Original Blister Pack | eBay
Nintendo Gamecube Powerbase Battery from Retrogames
Portable GameCube : r/mildlyinteresting
Best Buy: Intec GameCube Battery Pak (Black) Black G5276
Closed the case! And it works, fully charged and been running it for 2 hours so far and more to go. From outside you wouldn't know it's now full of Lipos :) :
HIABIO 4 Ports Converter for GameCube for GC Controller,3 in 1 USB Adapter Plug & for Play No Lag for NS Switch for NGC/for Wii U/PC Star Fighting Game - Walmart.com
Mobile Rechargeable Battery for Gamecube
Amazon.com : Battery Pack and USB Travel Charger for Canon EOS Kiss Digital X2, EOS Kiss Digital X3, EOS Kiss Digital F DSLR Camera : Electronics
Intec Rechargeable Battery Pack and Charging Station for PS2 XBOX Gamecube NEW 804926052095 | eBay
Buy GameCube GameCube Rechargeable Battery Pak (Black) by Intec | eStarland.com
Finally I can play my Gamecube on the go : r/gaming
For NINTENDO GAMECUBE BATTERY MOD + COLOR POWER LED KIT
Best Buy: Intec GameCube 5.4" Screen and Battery Pack G5274
