Feature●Ready for the examination – you have all the necessary utensils for the sport boat driving licence lake and inland with you. So you can concentrate fully on the exam preparation●Measuring compass - 100% sturdy brass compass with a leg length of 18 cm for accurate measurement results. In addition, the adjustment resistance of the navigation compass is individually adjustable to you.●Efficient learning – the included auxiliary flyer supports you in the most important components of nautical navigation: mathematics, identification of tonnes and the calculation of courses.●Navigation triangle – course triangle and triangle have an ideal hypotenue length of 24.5 cm. The handles can be easily attached and removed thanks to the clip closure.●You support a young company with your purchase and help us constantly optimise our products for you. Our goal is to develop durable products with optimal customer benefit.Description