The utility model discloses a portable ceiling lamp relates to the lighting technology field. The ceiling lamp includes travelling car and human perception and remote control module, be equipped with control module in the travelling car, be equipped with the drive wheel on the dolly, the drive wheel is mutually supported with the track on the ceiling, the drive wheel is in control module's control is rotated down to it is in to drive the travelling car move on the track, the dolly is equipped with perpendicular decurrent lighting module outward, lighting module is controlled by control module, whether human perception and remote control module are used for acquireing in the perception region someone to the information transfer who arrives the perception through wireless network gives control module, and control module passes through the received command control the dolly action. The ceiling lamp can remove to has human perception region, and does not all light the lamp on the whole ceiling, reduces the waste of electric energy.