1. High-strength engineering metal This compass is made of high-strength engineering metal, which is sturdy and durable. IP 54 waterproof rating and sturdy metal structure make it work properly even in extreme weather conditions. It is very suitable for hiking, navigation, camping, sailing, boating, exploration, travel, hunting, geology and other outdoor activities 2. Multi-function and high-precision The clear and sensitive dial can provide more accurate readings, making navigation easier; the built-in bubble level can improve its accuracy and reduce its error; there is a conversion table for angles, slopes and distances on the back panel; the ruler units on the side are inches and centimeters. The vertical Lubber line of the sight improves its accuracy and reduces its error. 3. Compass with inclinometer For mountaineering and cross-country skiing, the compass with inclinometer can help you assess avalanche danger. On-site scientists and search and rescue professionals also like to use inclinometers. 4. Fluorescent design Luminous magnet arrow and compass card, allowing you to read data in a dark environment after absorbing enough sunlight. Light up the dial in the dark to read the data. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store