YYGIFT Functional Military Marching Army Hiking Compass Outdoor Camping Hiking Lensatic Compass with Luminous Display High quality in metal material,it is durable. The pocket size compass,easy to carry and store. Ideal for locating positions on a map or detecting the presence of a magnetic field. Adjustable luminous marching viewer and sighting hairline. Great for hiking,camping,climbing,biking and navigation.