| 摘要 |
<p>In one embodiment, an apparatus for providing electrical power comprises a housing, at least two electrical outlets, a rotation coupler at the housing and coupled to the at least two electrical outlets, and a prong adapter rotatable relative to the rotation coupler when secured thereto. The rotation coupler comprises a central contact, a first contact set, and a second contact set. The prong adapter comprises a first prong to couple with the first contact set, a second prong to couple with the second contact set, and a third prong to couple with the central contact. The first contact set comprises two or more first contact flanges to couple with the first prong at a rear of the prong adapter. The second contact set comprises two or more second contact flanges to couple with the second prong at the rear of the prong adapter. Other examples herein described.</p> |
