New lithium battery achieves over 700 Wh/kg density and operates at −50 °C

[Redaktion]

By replacing traditional oxygen and nitrogen solvents with a novel fluorine-based design, researchers have developed an electrolyte that drastically improves battery performance in freezing conditions.

https://www.notebookcheck.net/New-lithium-battery-achieves-over-700-Wh-kg-density-and-operates-at-50-C.1242258.0.html

[KenMac]

Note that -50C is actually equal to -58F, definitely not 122F.