The present disclosure provides a charging device for an electronic cigarette. The charging device comprises a body having a generally rectangular shaped recess which is adapted, at least partially, to accommodate the electronic cigarette inside thereof. The charging device also comprises an electronic circuit located inside the body. The electronic circuit may have one or more pogo pins projecting out therefrom, which are adapted to be in contact with one or more types of charging ports of the electronic cigarette, when the electronic cigarette is accommodated inside the rectangular shaped recess of the body. The charging device further comprises a battery electrically connected to the electronic circuit so as to supply electric power to the electronic cigarette via the one or more pogo pins in contact with the one or more types of charging ports of the electronic cigarette, when the electronic cigarette is accommodated inside the rectangular shaped recess of the body.