Product Name: Multifunctional compass Material: Magnetic needle, strong magnetic steel, high sensitivity Function: Azimuth measurement. Estimate the target distance. Measure the pitch angle. Measure the height. Estimate the target distance. Distance estimation range. Auxiliary point range. Coordinate the step distance. Odometer ranging. Target range Features: Accuracy up to ±1°, waterproof, estimated according to door aiming distance, with fluorescent dots, accuracy up to 5%. . The magnetic needle is made of strong magnetic steel and has extremely high sensitivity. Pitch angle measuring mechanism, measuring accuracy ± 2.5 °. Pointer gear odometer mechanism, measuring accuracy of 1%. Note: When the compass is too close to the magnetic field, the pointer may be disturbed. The lighting effect refers to the phosphor provided by natural light, fluorescent light, etc., which has a long illumination time and a long illumination life. Thank you for working with us. We sell products in good faith. If you have any questions, please contact us in time. We will solve it for you within 24 hours.