2 in 1 compass Function: location, azimuth deviation angle measurement, level measurement of the length and width of the object being measured. Reference table to estimate the distance. Allowing You To Read Data Directly, The Vertical Calibration Line On Which Improves Its Accuracy. Can be used for positioning, orientation on a map etc. Fluorescent Design: Magnetic Orientation Arrow and Special Fluorescent Light Design Allows You to Read Data in Dark Environment after Absorbing Sufficient Sunlight. The Vertical Calibration Line on which Improves Its Accuracy. Waterproof and Shockproof: Professional waterproof and shockproof compass, suitable for any emergency situation and outdoor activities such as driving, boating, camping, hiking, hunting, adventure, kayaking, snowboarding, hiking and other outdoor activities. Multifunctional: Pocket Compass with Metal Folding Cover, 360 Scale Floating Dial, CM and Feet Scale, Slope Chart, Adjustable Prism, Water Resistant and Shockproof. This pocket compass will help you find your sense of direction when out in the depths of nature.