Our Prepared-to-use batteries are rechargeable. You might cost it by using a 510-threaded charger you could come across at most smoke shops and comfort retailers. To charge, only screw the battery for the threaded stop in the charger and plug the charger into an ordinary USB... Vital Vital Generally Enabled https://guidemysocial.com/story4120524/the-smart-trick-of-raw-garden-pen-that-nobody-is-discussing