A simple and effective rocker arm mechanism, allows to trap more than one mouse. The possible use of an adhesive cardboard facilitates the removal of the captured rodents. As it doesnﾒt use poisons is recommended for food companies and in any domestic or work environment. Also ideal for the monitoring of crawling insects. For further efficiency, inside the trap it should be placed the glued cardboard "Trappola adesiva MASTER - TRAP"