Electrek

Donut Lab solid-state battery survives 100°C discharge in second independent test

Donut Lab has released a second set of independent test results for its controversial solid-state battery — this time proving the cell can discharge at extreme temperatures up to 100°C and actually ...
Electrek

Donut Lab solid-state battery retains 97.7% charge after 10 days in third test

Donut Lab has released its third independent test report from VTT, the Finnish Technical Research Centre, and it confirms another claim: the solid-state battery retains 97.7% of its charged capacity ...