Even high-quality flashlights struggle on extremely cold winter days. A new flashlight tries to avoid this issue by utilizing a sodium-ion battery. The gadget further promises great longevity and an i
mpressive brightness. ...
Автор: notebookcheck.net
Источник: https://www.notebookcheck.net/Sodium-ion-flashlight-works-at-40-C-with-2-500-lumens-and-doubles-as-10-000mAh-power-bank.1175518.0.html