POWER SUPPLY AND ELECTRONIC CIGARETTE HAVING SAME

The invention discloses a power supply for an electronic cigarette, comprising a main body and a cover, wherein the main body is provided with an accommodating with an opening, the cover comprises a cover body and a handle, the outer peripheral surface of the cover body is provided with a connection thread, the inner wall of the accommodating chamber is correspondingly provided with an internal thread, so that the cover body is detachably connected to the main body, the handle is mounted to cover body, and when the cover body is mounted to the main body, the cover body is exposed to the outside of the main body, so as to drive the cover body to rotate under an external force.