This4"ClinometerCompassfromEverything Nauticalmakes a beautiful accent piece for any desk, table, shelf, or mantle. Whether using it as a guide, to measure the angle of a slope, or simply for display, this sturdy and eye catching compass will enhance your decor with a touch of nautical allure. Itincludes sturdy brass casing to keep it safe and secure, even in the roughest seas. The Clinometer is made for measuring angles of slope (or tilt), elevation or inclination of an object with respect to gravity. A sighting arm folds out and readings are taken with a magnifier. When the lid is closed, it presses a mechanism that locks the needle. Under the cover a mirror is used to take a reflecting reading. Youll never lose your way again after adding this compass to your collection. With its unique attractive design, it will match any type of boat, home, or office decor. It can be displayed alone or along with other nautical or navigational pieces to h