Features: This professional compasses map rulers provides accurate navigation, helping users determine direction and location with guidance. Not only a compasses, but also integrated with magnifier and map rulers function, this product can be used for measuring distance, marking locations, and more. When activated in light for the first time, the luminous mark of the Compasses navigation can realize night navigation. It has an aiming slot and a looking glass, which helps you view the targets landmark and the magnetic Compasses hiking dials. It is the perfect compasses for directional movement! Great for outdoor activities and exploration, this compasses map rulers assists in navigation, direction determinations, and recording key locations. Specifications: Material: Acrylic Size: about 10.8x6.5x2cm/4.25x 2.56x 0.79inch Package Includes: 1pc Camping Survival Compasses note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.