Features WITH INCLINOMETER: This compass has a built in inclinometer that can measure slope, altitude, and avalanche hazards during outdoor exploration. ACCURATE READING: Integrated bubble liquid filling, providing reliable and accurate readings, with luminous dial, thumb grip, and magnifying viewer. ZINC ALLOY SHELL: The compass adopts zinc alloy shell, with high strength and impact resistance, and can be used in various harsh environments. EXCELLENT PARTS: Equipped with an adjustable diopter sight, a rotating dial, and a measurement conversion meter to ensure accurate alignment. FOR OUTDOOR USE: This multifunctional compass is very suitable for outdoor exploration or camping, quickly obtaining direction and aiming. Specification: Item Type: Compass Model: M2 Dial Diameter: 65mm / 2.6in (measurement error 2%) Glow in the Night: Yes Waterproof: Yes Shockproof: Yes Display Method: Pointer Type Product Features: Multifunctional, fluorescent dial, high accuracy, sturdy and , easy to carry Product Functions: Basic locating, slope measurement, direction measurement, horizontal measurement, and vertical angle measurement How to Use: Open the package, take out the product and use it. packing list: 1 x Compass 1 x User Manual 1 x Storage Bag Package List 1 x Compass 1 x User Manual 1 x Storage Bag