Working with Li-ion (lithium-ion), LiPo (lithium-ion polymer), and other rechargeable cells requires extra caution and attention since they are very sensitive to charging characteristics and can burn or explode if handled incorrectly. Please make sure you know how to use rechargeable batteries before using any of them. It is recommended to charge batteries on a clean, fireproof surfac... https://www.vapeuniverse.co/products/ub-pod-tank