Product Size: 12.5 x 6.1 x 1.1cm [Robust and Durable]: Clear waterproof orienteering compass made of Acrylic and ABS plastic, which is sturdy and durable and water proof,The multifunctional navigation compass has a precise and clear scale and a simple appearance,This adjustable declination navigation can effectively help you find your geographic location and find the correct direction and route when camping or traveling. [Multi-Scale&High Precision]: The orienteering compass has 1:25000,1:50000,1:63360 precision measuring scales. With inch and millimeter scale,cardinal points,orienting arrow, declination marks and magnifier,our compass can help you find the direction accurately and read the map easily.Explorer compass is an indispensable companion in your journey. [Luminous Design]: The travel direction arrow,graduation line and magnetic (N) needle of the explorer compass are designed with luminous markings,which means you can use it convenient even at night or under the dark light,providing timely guidance for you.Hiking Compass with Adjustable Declination is very suitable as a tool for your outdoor activities,such as hiking,camping,adventure,mountain climbing and orienteering. [Portable Hanging]: Each compass map ruler is attached with a safety lanyard, making it easy and convenient for you to tie this clear waterproof orienteering Compass on your backpack,suitcase,vehicle or just around your neck to release your hands,no need to worry about the loss of the scout camping survival compass.