This military-grade compass from Aofar delivers unmatched durability and precision with a thermoelastic liquid-filled capsule and a luminous floating dial. It s waterproof and reliable across all weather conditions. The uniquely designed unit includes a luminous magnetic arrow, magnifier viewer, aiming line, slope chart, inclinometer, gradienter, and a rugged zinc die-cast build. With a 360° floating dial, slope measuring capability, and an adjustable prism lens, it offers versatile functionality for hiking, camping, mapping, and other adventures. The compass is both waterproof and shakeproof, built to endure. Aofar includes a 2-year limited warranty and lifetime customer support for peace of mind.