Material: ABS plasticMain functions: basic positioning, measuring azimuth angle, deflection angle, and easily reading data anytime and anywhere.It is very suitable for camping, hiking, exploring, and other outdoor activities.Sports outdoor projects: bicycle cross-country hiking camping.Easy to carry: The compass is of moderate size and is easy to carry.Name: Multifunctional Guide (North) NeedlePurpose: point to navigationWhether waterproof: NoWhether shockproof: NoWhether luminous display: NoCarrying method: hanging buttonDisplay mode: pointer typeSize: 7.5CMInstructions:Return the pointer to zero, that is, align the 1:1 scale line.Align the small scroll wheel at the measured address as the starting point and slide along the itinerary to the end point.According to the scale of the map, observe the corresponding scale reading on the odometer, which is the number of kilometers from the start point to the end point.maintenance:When using and placing the compass, do not approach ferromagnetic objects, high-voltage lines, electromagnetic devices, etc., to avoid errors and lower the compassThe sensitivity.>10 meters from the wire fence;>55 meters from the high-voltage line;> 20 meters from the car or airplane;> 10 meters away from objects containing strong magnetism, such as various magnets and external magnetic speakers;> 0.5m away from objects with weak magnetic properties such as magnetic snaps.When not in use, it should be placed in a ventilated and dry place to avoid mold.Do not twist the head-up mirror and the plate holder of the inverted word table, so as not to affect its accuracy.When the surfaces are dirty, wipe the surface with white flannel to keep the surface smooth and clean.Package Included:1 x CompassIf you have any questions, please contact us in time, we will answer your inquiry within 24 hours.