Material: Strong magnetic night narrow light needle (liquid-filled movement)Purpose: point to navigationProduct features: fast directional and accurate back stitch, comfortable to wear, luminous , keep accurate pointing even at a certain angle.It is suitable for large-scale directional competitions, advanced teaching and outdoor high-demand sports.Sports outdoor projects: bicycle cross-country hiking camping.Is it waterproof: yesWhether shockproof: YesWhether luminous display: YesCarrying method: handheldDisplay mode: pointer typeSpecification: 6*8*0. 7cmName: Orienteering compassThe size is measu manually, and there may be about 5mm error in the real object.