Abstract: It is a multi-function pad device with driving mechanism; particularly, it is a device including a pad, a buoy ring, a pad sheet and a driving mechanism. Upon different elemental members being assembled in different manners, different functions can be provided for recreation activities. The various assemblies not only can be used on water or ground for recreation activities, but also can be used on snow ground, beach or lawn. Further, the device may also be used as a lifeguard on water and transportation for the aquatic product raiser.