iPhoneの着信が腕時計で確認できる「ウォッチブル」が発売スマホの置き忘れ防止機能もあり
This Swiss watch would power, and be powered by, a heartbeat | TechCrunch
Swiss researchers have given a literal twist to the proverbial ticker, designing a clock-like device that could help power pacemakers by harvesting energy from the heart itself — just like an automatic watch harvests movement from the motion of the wrist. Pacemakers and other implanted devices require a source of power, and providing that power is usually a battery; but batteries run out and need
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