Voyager CompassVoyager Compass Features: 3" PowerDamp Flat Dial Easily Installed. 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 Powerful DirectiveForce Magnets for Fast Heading Lock-on Movable Sun Shield 45 Degree Lubber Lines High Temperature Composite Construction for Extended Operating Range Custom Fitted Protective Covers Available 100% Repairable Exclusive 5-Year Ritchie Warranty Approx. Shipping Weight: 1lb 8oz (680g)Notes:All magnetic compasses come standard with 12 volt lighting. 24 & 32 volt lighting options are available. Specifications: Mounting Style: Flush Read: Front Backlight: Yes Lubber Lines: Yes Box Dimensions: 6"H x 6"W x 6"L WT: 1.4 lbs UPC: 010342140005 Quick Guide (pdf)Owner's Manual (pdf)