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
Nintendo 64/Gamecube RF Switch/Modulator In The Original Blister Pack | eBay
Got both of them sealed! : r/Gamecube
Intec Rechargeable Battery Pack for Gamecube - Allsold.ca - Buy & Sell Used Office Furniture Calgary
Mobile Rechargeable Battery for Gamecube
AVP8 Rechargeable Battery Packs
Nintendo Gamecube Powerbase Battery from Retrogames
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 :) :
Best Buy: Intec GameCube 5.4" Screen and Battery Pack G5274
Best Buy: Intec GameCube Battery Pak (Black) Black G5276
Amazon.com: GameCube Monitor (Indigo) : Artist Not Provided: Video Games
2 Pack Wired NGC Controller Gamepad for Nintendo GameCube GC & Wii U Console USA | eBay
For NINTENDO GAMECUBE BATTERY MOD + COLOR POWER LED KIT