![I bought some new equipment and made a few FRAM modded Controller Paks. No battery required to save and the chip should last 60+ years. : r/n64 I bought some new equipment and made a few FRAM modded Controller Paks. No battery required to save and the chip should last 60+ years. : r/n64](https://preview.redd.it/b01c5p0bs0321.jpg?width=640&crop=smart&auto=webp&s=85b0ee6da2abbf9bbcacfa8adcc2f861930c65e6)
I bought some new equipment and made a few FRAM modded Controller Paks. No battery required to save and the chip should last 60+ years. : r/n64
![3RD PARTY 64 Dyna Ray 64 12V 75Ah Emergency Light Battery 3rd-Party- Nintendo-64-N64-Memory-Card-Plus-Controller-Pak-Performance - Walmart.com 3RD PARTY 64 Dyna Ray 64 12V 75Ah Emergency Light Battery 3rd-Party- Nintendo-64-N64-Memory-Card-Plus-Controller-Pak-Performance - Walmart.com](https://i5.walmartimages.com/asr/aa14f7aa-20cc-434a-beb0-2051b8c0954c_1.74c09e4fcade625b18beaac9cab9fab3.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
3RD PARTY 64 Dyna Ray 64 12V 75Ah Emergency Light Battery 3rd-Party- Nintendo-64-N64-Memory-Card-Plus-Controller-Pak-Performance - Walmart.com
![design choices - Why are the Nintendo 64 memory cards' batteries *soldered* on? - Retrocomputing Stack Exchange design choices - Why are the Nintendo 64 memory cards' batteries *soldered* on? - Retrocomputing Stack Exchange](https://www.consolesunleashed.com/sites/all/files/styles/popup/public/images/product-display/nintendo-64-controller-pak-fram-save-memory-upgrade-mod-kit/nintendo-64-fram-03.jpg)
design choices - Why are the Nintendo 64 memory cards' batteries *soldered* on? - Retrocomputing Stack Exchange
![4 Layer Technologies on Twitter: "Today we are excited to announce our newest product: Forever Pak 64. Its the worlds first MRAM based N64 controller memory pak! They feature color-matched injection molded 4 Layer Technologies on Twitter: "Today we are excited to announce our newest product: Forever Pak 64. Its the worlds first MRAM based N64 controller memory pak! They feature color-matched injection molded](https://pbs.twimg.com/media/FAzWAT4WYAIE6HV.jpg)