How a battery works Last Edited June 13, 2024 Author BatteryGuy Category General Battery Articles This 4 minute video by TEDed explains how the battery came about, how it works and what we might expect from the future. Was this article helpful? Yes No Related Articles What is a Smart Battery? 4 298 Does a 4Ah battery power a 4 amp appliance for one hour? 10 607 In Search of the Perfect Battery 10 1166 Can new battery technology help renewable energy finally make sense? 3 1435 Why do rechargeable batteries die? 32 7389 TIMELINE – history of the battery 1 1079