The Rat Zapper is a device that is easy to use. It can be emptied easily. The Rat Zapper is set very easily. Place a small amount of dry pet food at the rear end of the trap. You can use a similar type of dry attractant there. When the device is turned on the red light will first blink then stay on and indicate that the device is ready for action. The Rat Zapper 2000 gives an electric shock as soon as the rat or mouse enters the device to get the food.