An electronic device and a game controller

A portable electronic device, comprising equips the displayer wherein front surface, and a user two hand grip handle cabinet, and enclosure at least about button on one end surface. And the button comprises: The long and narrow button body; a fastener wherein two ends, the inner bottoms of fastener and cabinet, for preventing the button body and cabinet, separatingDeformed component; when the button body is locked on which a button body at the back of; Contact switch, elastic deformation component distorts, and canalization. Is a button body tail part of back, the button body of the contact point of the shaft centre rotating, wherein the contact point claims a fastener and cabinet and button body other end.