• BUILT-IN COMPENSATORDeviation compensator so that you always can keep a steady course• STEADY MOUNTINGKeeps in place, even in rough conditions• BUILT-IN ILLUMINATIONEnables night navigation• MULTI-MOUNTINGBracket that allows multiple mounting options The C58 Marine Compass is a bracket mounted steering compass designed for movement and optimized for powerboats. Fitted with a detachable bracket, it can be mounted on almost any vehicle, including power boats, and in almost any direction: horizontally, vertically, or up-side-down. The 12V integrated illumination makes the C58 suitable for night navigation. With multiple mounting plates (one included) you can easily move your compass between vehicles as well as between different places on your boat. The compass comes with the feature of built-in deviation compensator which allows adjustments (up to ±40°) if the compass is interfered by another magnetic field. Specifications: Accuracy ~ +/- 17.8mils/1° Apparent card diameter ~ 55mm Built-in compensator ~ Yes Card type ~ Cone Compatibility ~ Powerboats Declination adjustment ~ Up to +40° Heeling Angle ~ Roll: 20° Pitch: 20° Illumination ~ 12V, red Lubber lines ~ 1 Centre Materials ~ Acrylic, PC/ABS Mounting ~ Bracket Mounting angle ~ Any Sapphire jewel bearing for friction-free movement of the compass needle ~ Yes Size ~ 88x76x81 mm Type of compass ~ Steering Temperature operating range ~ -10 to +70 °C Variant ~ Magnetic North Water resistant ~ Yes Weight ~ 205g