- Versatile high quality materials: This professional dashboard compass reliably shows the right direction. Made of high quality plastic, it is durable, waterproof and corrosion resistant for long term use. Suitable for cars, watercraft, boats, caravans and trucks and ideal wherever you travel. - Precise and accurate: This rotary compass for cars and boats offers quick response and precise navigation. The built in accuracy compensator allows adjustment of deviations for more precise readings, improving accuracy and reducing errors. - Easy to read: The spherical design provides a magnifying effect, so you can read and identify the numbers and dials clearly. Highly visible scale lines make it easy to read instructions and data. - Adjustable mount: The mount is adjustable to the right angle and can be mounted on the deck or dashboard. The mount holds the compass at the correct viewing angle, with the medium mount offering greater stability for changes to navigation routes. - Practical use scenarios: - On a boat or ship, mounted on the cockpit deck for reliable heading during coastal navigation. - In a car or camper, mounted on the dashboard to support accurate direction guidance on road trips. - In a truck or caravan, used as a portable directional reference when planning routes or navigating unfamiliar areas.