The USB-C charging port may be seen at The underside. Regardless that it is a one battery mod, I'd nevertheless advise obtaining and/or charging the gadget employing an external battery charger. When the outer sleeve and box major are removed then the Max 100 mod is visible in the foam https://messiahqyfim.celticwiki.com/1100557/geekvape_h45_classic_an_overview