On the bottom on the gadget There is certainly the Usb-C charging socket, a few vent holes for that integrated battery, The brand plus the reference towards the production location. Using the incorporated USB C cable, plug the smaller end in to the port on the base in the mod. https://mylittlebookmark.com/story4597981/how-lost-vape-ub-lite-can-save-you-time-stress-and-money