Navigator Compass with light Features: 4 1/2" PowerDamp Flat Card Dial with Large Numerals * Brushed Stainless Housing * Ideal for both Power and Sail Boats * Fits all Popular Sailboat Steering Pedestals * Exclusive Built-in Green NiteVu Night Illumination * Built-in Compensators to Easily Adjust for Deviation * Scientifically Matched Sapphire Jewel and Hardened Steel Pivot Dial Movement * Internal Gimbal Systems for Maximum Stability During Adverse Pitch and Roll Conditions * Powerful DirectiveForce Magnets for Fast Heading Lock-on * Movable Sun Shield * 45 Degree Lubber Lines * High Temperature Construction for Extended Operating Range * Custom Fitted Protective Covers Available (weather shield model no. WS-P) * Easily Installed. * 100% Repairable * Exclusive 5-Year Ritchie Warranty