Classic design traditionally used by military forces for its precisely accurate bearings in land navigation and in directing artillery coordinates. Heavy duty, powder coated aluminum housing. Liquid filled compass with 2° increments, sighting-slit unit/top cover, quality lens in sighting arm to magnify dial reading. Luminous points on rotating bezel aid readings under low light conditions. Length: 3 1/8", Max. Width: 2 1/8", Height: 1", Weight: 3.0 oz.