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Donut Lab’s solid-state battery keeps 97.7% charge after 10 days in third test

Finnish startup Donut Lab has just released the third independent test of its solid-state ...
The Verge

Yep, it’s fast: Donut Lab’s solid-state battery gets its first test result

The Finnish startup’s pack can charge from 0 to 80 percent in under 5 minutes, according to its first independent test. The Finnish startup’s pack can charge from 0 to 80 percent in under 5 minutes, ...