This version of the LIGHTrule™ is for European Inland Waterways, which have a unique system of lights for vessel identification called CEVNI. This simple-to-use vessel identification tool shows the actual view of vessels for port, starboard, bow, and stern lights on European Inland Waterways. Identifies lights & shapes as prescribed by European code for Inland Waterways Displays over 50 light configurations Displays 18 maneuvering & warning signals Actual view of vessels for port, starboard, bow and stern lights Visual guide for horn signals Magnifying lens for clear readability of definitions Durable plastic construction Lifetime warranty Length: 15.9 in (40.39 cm) Width: 5.1 in (12.95 cm) Height: 0.5 in (1.27 cm) Weight: 0.5 lb (1.27 cm) UPC Code: 721002004376