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 Vaping Battery Safety & Terminology Royal Flush Vape Lithium batteries used in vapes and e cigarettes can cause fires in waste or recycling wagons. Please do not place vapes or e cigarettes in your rubbish or recycling at home. Take them to What Types of Batteries Are in Disposable Vapes? Memers Vape Official Station Are Vapes Lithium Batteries IMREN 18650 Lithium Battery The vapes we throw out could be powering thousands of EVs