RM19815329840880926 Outdoor DC45A compass "Material" crystal resin [Specification] diameter 42mm, height 11mm. 1. The direction of the indicator is precise and the indicator returns quickly. When turning the compass, the pointer must rotate left and right many times before pointing constantly. 2. AMP; nbsp; Built-in damping oil, better stability; 3. The compass scale is clear, well made, and the coating is plated with 14K gold, which shows the quality and can be used as a good gift. The compass must be held horizontally. To avoid disturbing the magnetic needle, please keep a certain distance from barbed wire, high-voltage wires, automobiles and airplanes, and objects containing magnetism. The specific reference indexes are as follows: 1. Depart from barbed wiregt; 10 meters; 2, With high voltage linegt; 55 meters; 3, From car or planegt; 20 meters; 4, Away from objects containing strong magnetism, such as various magnets, external magnetic speakers amp; AMP; Gt; 10 meters;5. Objects with less magnetic separation, such as magnetic buttons, etc. AMP; Gt; 0.5 meters. Instructions: move the compass so that the red arrow andChinese to the northCoincidence and then the direction will naturally point north, south, west, east