Precision, liquid-filled compass that features easy-to-read luminous markings, self-cleaning jeweled bearings, clinometer for measuring the angle of inclination and heights, mirrored cover, and transparent protractor plate. Designed with a locking lid mechanism that can be operated with one hand. Supplied with a lanyard, lanyard lock, and declination adjustment tool. Size, 65 × 101 × 17.5 mm. * Instructions included. *