Survival Navigation Compass for Hiking and Life Support - 330 gram professional metal compass designed for direct data reading. The vertical lubber line improves bearing accuracy and helps reduce errors for reliable navigation. - Fluorescent military navigation compass with a luminous magnet needle and compass card. After absorbing sunlight, data can be read in low light or dark environments. The glow makes nighttime use practical. - Inclinometer function included. Measures height/elevation and slope, adding a simple terrain assessment to your navigation. - Survival and camping compass features: folding metal cap, 360° floating compass dial, adjustable prism lens, and it is waterproof and shock-resistant for rugged conditions. - Built for camping and hiking in extreme weather. Suitable for camping, climbing, boating, exploration, hunting, hiking, geology, and other outdoor activities. Use scenarios - Backcountry hiking or camping: rely on direct data reading and the sturdy metal construction to navigate in diverse terrain and weather, with a clear display in daylight and glow-in-the-dark readability at night. - Mountain trekking or climbing: use the inclinometer to gauge elevation and slope, aiding route planning and safety assessments. - Outdoor adventures on water or in remote areas: the 360° dial and waterproof design provide dependable performance during boating, exploration, and geology trips.