Fast and simple to use. Simply hold the compass near your eye, sight onto the target, and read the scale. This model features graduations every 1/2 degree and provides both the foresight and backsight bearings. Aluminum housing. Size 3 x 2 x 9/16 " Made in Finland. Shipping weight 1 lb. Leather carrying case, M 2047, is available as an accessory item. Balanced for Northern Hemisphere zone 1.