Bullet Points: 1Accurate Data: Professional damping oil sphere, interference free, more stable, making the scale clear and accurate. 2Adjustable Magnetic Declination: It is equipped with an adjustment paddle to correct the deviation of the compass. 3Adjustable Viewing Angle: The bottom bracket can be rotated to adjust the viewing angle. Equipped with adhesive stickers and screws, a variety of fixing methods are available for you to choose. 4Suitable for Habits: Due to factors such as the convenience of the driver's observation and habits, this product deliberately reverses the magnetic steel of the product, and the compass pointing direction of this product is the forward direction of the car. 5Water Protective and Corrosion Resistance: Suitable for cars, boats, ships, caravans and trucks. Feature: 1Precision scale ring, the scale is clear and accurate 2Professional damping oil ball, interference free. More stable. 3. Rotate the bottom support to adjust the viewing angle at will. Specification: Name: Car and Marine Compass Material:_ABS shell + magnetic dial Specifications: about 5.7*5.7*5.8CM/2.24*2.24*2.28in Weight: about 65G (including packaging) Applicable: Car compass, marine navigation compass, outdoor travel compass Packing List 1*Compass 1*Adjusting Paddle 1*Adhesive Sticker