An adjustable guiding device (the device) is used for a weapon for guiding a target. The device uses the slide-on rail of a gun for attachment purposes. A small digital camera is housed in an aiming module of the device to transmit a video of the target to a LCD screen sitting eye level. The LCD screen is attached to the module several support elements that envelope the barrel of the gun and slide. In addition to the digital camera, the module houses movable lenses for magnification/zoom function as well as a night vision capability to provide visibility of the target in dark environments.