The present disclosure provides a rotatable electrical plug including a non-rotating assembly configured for receiving and being coupled with power lines of the rotatable electrical plug, the non-rotating assembly comprising a substrate, a first ring-shaped conductor and a second ring-shaped conductor; a rotating assembly being rotatable 360 degrees relative to the non-rotating assembly, the rotating assembly comprising at least two electrode terminals; a first rotating conductor and a second rotating conductor connected to the first ring-shaped conductor and the second ring-shaped conductor respectively, at least one of the first rotating conductor and the second rotating conductor comprising a base and two arms extending from the base and extending in two non-parallel directions, each of the two arms including a contacting portion having a contacting surface, the contacting surfaces of the two arms contact two different positions of a same ring-shaped conductor of the first and the second ring-shaped conductors.