Youtuber builds a home battery storage system from 500 disposable vapes I've been salvaging these disposable vapes for the 3.7v 500mAh lithium batteries inside. They can be used to power small electronic projects with the appropriate charging circuit and voltage converter. : r diyelectronics 500 disposable vapes recycled into a powerwall to power a house and workshop enough juice for up to eight hours of home usage or three days of work Tom's Hardware Hosting a WebSite on a Disposable Vape :: BogdanTheGeek's Blog Vape battery project ideas : r diyelectronics