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Coin-sized nuclear 3V battery with 50-year lifespan enters mass production
(www.techspot.com)
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this post was submitted on 04 Apr 2025
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Sure. I'm not saying it's a drop-in replacement, just that it has a number of applications. A simple digital watch or even a bare bones IOT device (with periodic serial signaling) could work well with it. You'd essentially set it up once and you'll forget it's still there many years later.