Patent attributes
A mouse includes a button portion, a deformable holding portion and a change-over switch. The button portion has a lower housing and an upper housing assembled to the lower housing. The upper housing has a first button and a second button. The deformable holding portion is connected to the button portion and includes a palm supporting area, a first and second electroactive material layers respectively disposed on two sides of the palm supporting area, and a first and second flexible material layers respectively covering the first and second electroactive material layers. The change-over switch is disposed on the lower housing. The change-over switch is selectively electrically connected to the first electroactive material layer or the second electroactive material layer.