Features ACCURATE READING: Built-in bubble fluid filling that delivers reliable and accurate readings, with luminous dial, thumb grip and magnifying glass. With inclination meter: this compass has a built-in inclinometer that can measure inclination, height and avalanche hazard when exploring outdoors. ZINC ALLOY CASING: The compass has a zinc alloy housing with high strength and impact resistance, and can be used in various harsh environments. EXCELLENT PARTS: Equipped with an adjustable dioptre visor, a rotating dial and a measurement conversion gauge to ensure accurate alignment. For outdoor use: this multifunctional compass is very suitable for outdoor exploration or camping, as it quickly determines and targets the direction. Specification: Item Type:Compass Model: M2. Dial diameter: 65 mm/2.6 inches (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 durable, easy to carry Product features: easy location, tilt measurement, direction measurement, horizontal measurement and vertical angle measurement Package 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