Explorer CompassFeatures:2 3/4 (70 mm) Easy to Read Direct Reading DialCompact Low-Profile DesignQuick Push-Button Removal of Compass Module for Storage and SecurityChoice of ColorsInternal Green Night IlluminationBuilt-in Compensators to Easily Adjust for DeviationScientifically Matched Sapphire Jewel & Hardened Steel Pivot Dial MovementPowerful DirectiveForce Magnets for Fast Heading Lock-onMovable Sun ShieldHigh Temperature Composite Construction for Extended Operating Range100% RepairableExclusive 5-Year Ritchie WarrantyApprox. Shipping Weight: 1 lb. (454g) Notes:Comes standard with 12 volt lighting. 6 & 24 volt lighting options are available.Some custom built OEM models may have different lighting. Specifications:Read: FrontMounting Style: SurfaceLubber Lines: YesBacklight: YesBox Dimensions: 4″H x 6″W x 9″L WT: 0.7 lbsUPC: 010342160508Quick Guide (pdf)Owner’s Manual (pdf)