Supersport™ CompassesDeveloped for and tested on offshore race boats the SuperSport Series compasses feature the PowerDamp Plus dial. This dial technology features the PowerDamp dial skirt to prevent oscillation, larger DirectiveForce™ magnets for quick lock on and extra-large steel pivots and jewels for smooth fast action.Supersport™ Compass Features 3-3/4 PowerDamp Plus, High-Visibility Blue Dial with Extra Large White Numerals Easily Installed, Fits 4 10.16cm Mounting Hole Built-in Compensators to Easily Adjust for Deviation Built-in 12V Green LED lighting in Movable Sun Shield 45 Degree Lubber Lines 100% Repairable Exclusive 5-Year Ritchie WarrantyApprox. Shipping Weight 2lbs. 907g Notes 24 32V lighting options are available. Some custom built OEM models may have different lighting.