Fully sealed. Works well in all weather conditions. Line up the simple sights on face of the compass with a landmark, then glance down at the magnifier in the knob below the rear sight to see the precise bearing to the objective. Good choice for campers, hikers, scouts, etc. It comes with a wrist lanyard which can also be used to tie it to your pack when hiking. Eye catching but sturdy. Great gift and excellent for collections. High end packaging. Instructions 1.Identify north: Place the compass horizontally, the green refers to the north. 2.Correct the direction of map: Put the map flat, and make the north mark on the map coincides with the N-pointer of compass, then the orientation of your map is correct. 3.Determine your own exact location based on landmarks and maps: Select two visible landmarks in different directions and measure the azimuth. The intersection of these two azimuth extensions on the map is where you are. 4. You can view the azimuth scale clearly and accurately through the small magnifier on the side of compass. Tips: 1. Use in a horizontal state to accuracy. 2. Put it in a ventilated, dry place to avoid mold. 3. Use a flannel to wipe the compass to keep it clean. 4. Keep at a distance from the barbed wire and magnetic objects to avoid pointing errors. Color: Material: zinc alloy Size: 7.5 x 5 x 2.1cm Product weight: 100g Package Contents: 1 * Retro bronze metal compass 1 * User Manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.