1. A computerized method for controlling a searchlight using a control apparatus that electronically communicates with an image capturing device and an actuating device, the method comprising: capturing images of a target area in real-time using the image capturing device when the searchlight is powered on; analyzing the captured images to detect whether a moving object is in the target area; calculating position information of the moving object in a current image of the target area when the moving object is detected; controlling the searchlight to aim at and illuminate the moving object using the actuating device according to the position information of the moving object.