The mirrored sighting compass is the perfect compact sighting tool. The 26 includes a declination scale and measurement scales in inches and millimeters. The 26 will float if dropped in the water; however there are no guarantees it will swim back. 2.7"x2.4"x0.7" 1.2 oz Protective cover with look-through sighting mirror 2� graduations Declination scale Inch & mm scales Floats