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Galaxy Ring 2 'dream battery' tech would only partially solve the smart ring problem
A Galaxy Ring 2 with "all-solid-state batteries" sounds impressive, but it sidesteps a fundamental issue with smart ring capacity and repairability.
According to the report, Samsung is considering using solid electrolytes instead of a traditional lithium-ion battery, increasing the energy density from 200 to 360Wh/L and offering greater flexibility that would be perfect for this rounded form factor. (Image credit: Nicholas Sutrich / Android Central)Ultrahuman is one of the few smart ring brands to speak openly about battery health. (Image credit: Michael Hicks / Android Central)More importantly, your Galaxy watch or phone is repairable; you can replace a deficient battery.
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