The invention discloses a pulling-type portable light source controller. The controller comprises a controller shell and a battery box, a light source output port is arranged at the outer surface of one side, close to the front end location, of the controller shell, and a control panel is fixedly arranged at one side of the front end outer surface of the controller shell; a brightness selector switch is movably arranged at the outer surface of the control panel, and a light source output switch is arranged at the outer surface, at the one side location of the brightness selector switch, of thecontrol panel, and a socket is fixedly arranged at the front end outer surface, at one side location of the control panel, of the controller shell, and the battery box is fixedly arranged at the middle location of the upper end outer surface of the controller shell. The pulling-type portable light source controller disclosed by the invention is provided with a pulling-type power supply and a telescopic handle, the power supply can be taken out to charge, and the operation is convenient; two people are allowed to cooperatively move the controller, so that the controller is convenient for carrying, and the better use prospect is brought.