The Scanmax 20 DV provides a direct viewfinder to display items in its large capacity cabinet. Simply place bundles of letters, courier deliveries, parcels, handbags, or other materials into the bin, place your eye to the viewfinder like one would a long microscope. Press the "ON" button, and a clear image of the contents instantly appears within your view. Items as big as 16" x 16" can be seen such as bomb components: batteries, detonators, and wiring. Also detects hate mail such as razor blade letters mousetrap devices, and broken glass. Mobile trolley on wheels allows for easy relocation. Training and id chart supplied.