Nautical Compass Car Compass Sea Marine Navigation Declination Adjustment Guide This compass is designed for showing directions of autos, boats, caravan truck and so on. The pointing direction of the is same with the way forward of the vehicles. Features: This car compass can be mounted on deck or dash; allows to remain at proper viewing angle.  This compass is designed for showing directions of autos, boats, caravan truck and so on. The pointing direction of the is same with the way forward of the vehicles. With compact size, this vehicle compass for car is very portable, and it is easy to install or use.  The main body of this car dashboard is made of ABS material, which is wear-resistant and durable. The compass is suitable for car, watercraft, boat, caravan and truck, etc.  Specifications: Material: ABS Size: 5.7*5.7*5.8cm/ 2.2*2.2*2.3in Weight: 65g/ 2.3oz Package List: 1 * compass