CHARGING THE ELECTRONIC CIGARETTE WITH USB CHARGER Charging is usually done with a USB cable. You can use the USB port of a computer or a wall outlet. To use the charger with a wall socket, an adapter is required. If you use a micro usb cable, your battery will be fully charged after 2 to 5 hours. On the other hand, if you use a usb-c cable with Quick Charge, your battery will recharge after 1 to 2 hours.