Power bank

From Wikipedia This article needs more citations. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: “Battery pack” – news · newspapers · books · scholar · JSTOR (January 2024) (Learn how and when to remove this message) A battery pack is a set of any number of (preferably) identical batteries or individual battery cells.[1][2] They may be configured in series, parallel or a mixture of both to deliver the desired […]