"High quality material: the portable navigation hiking compass is made of quality acrylic material, which is sturdy and firm, durable and light, not easy to break, you can use it for a long time. Appropriate size: the size of the professional waterproof compass is about 11.5x 5.7cm, suitable for outdoor carrying and outdoor activities. Lightweight and lighten the burden of your travel. High accuracy: designed with 1:25000 precision measurement scale, direction arrow, index line and magnetic needle (N) of the field compass for orientation can help you find the direction accurately and read the map easily even at night or under dark light. Portable and convenient: the small compass comes with a detachable lanyard, which is portable and convenient and you can easily carry it when you travel, you can hang the professional navigation compass on your backpack or around your neck. Wide use: the map reading navigation compass is a useful instrument and an indispensable piece of equipment for all adventurous people. It can be around your neck or in your tool kit and apply to many outdoor activities such as mountaineering, scouting, camping, hiking, hunting, climbing, traveling, etc."