The Terra 5.0 Compass is solid and durable, shockproof and waterproof. Navigation Compass also can work under extreme weather conditions, great for hiking, hunting, exploring and emergency navagation. Built-in bubble level instrument can improve the Terra 5.0 Compass's accuracy and reduce mistakes. The Sighting Lens can enlarge the dial, vertical line of the sighting optic provides for more clear and accurate readings. Easy to carry, there are 2 rope buckles and a military green lanyard for hanging the compass, which can keep the Terra 5.0 compass on your belt or place it in your pocket with a carrying case safely.