The rechargeable ELF BAR ELFA electronic cigarette consists of a 500mAh battery, rechargeable via a USB-C connector. The charging port is located at the bottom of the electronic cigarette body. At the top of the body, there is an opening for inserting filled Elf Bar ELFA Pods. The capsule has a 2ml capacity and lasts for at least 600 puffs. Simply insert the pod into the opening, where it attaches to the electronic cigarette using magnets.