Mirror Compass, Sighting, Folding Luminous Design, Yellow | TrekLineThe TrekLine Mirror Sighting Compass is a professional grade navigation tool featuring a robust folding, flat design suitable for precise bearing and detailed map work. Its key feature is the integrated mirror located on the inner side of the cover, which allows the user to simultaneously sight a distant landmark and view the compass needle, enabling exceptionally accurate navigation. The magnetized needle is encased in a liquid filled capsule,