RitchieAngler CompassFeatures: 2 3/4" (70 mm) Direct-Reading Dial Easily Adjustable Bracket Mount with Thumbscrews No-Glare Gray Finish with High-Visibility Blue Dial Distinctive RitchieAngler graphics Scientifically Matched Sapphire Jewel & Hardened Steel Pivot Dial Movement Internal Green Night Lighting Built-in Compensators to Easily Adjust for Deviation Movable Sun Shield DirectiveForce Magnets 100% Repairable Exclusive 5-Year Ritchie Warranty Approx. Shipping Weight: 1lb (454 g)Notes:All magnetic compasses come standard with 12v lighting. 24 & 32v lighting options are available.Some custom built OEM models may have different lighting. Specifications: Read: Front Lubber Lines: Yes Backlight: Yes Mounting Style: Bracket Box Dimensions: 3"H x 6"W x 9"L WT: 0.8 lbs UPC: 010342160119 Quick Guide (pdf)Owner&';s Manual (pdf)