Ritchie SportAbout Hand Bearing Compass Easy to Read 2" Direct-Reading Dial; Hardened Steel Pivot and Sapphire Jewel Movement; Built-in Roller Diaphragm for Extended Temperature Operating Range; International Safety Yellow Case; Silicon Impact Resistant Case with Neck Lanyard; Compact Size for Easy Handling and Storage; QuickSight V-Notch and Lubber Line for Easy Heading Alignment; Non-Electric Chem Sticks Provide 18 Hours of Night Lighting; Available Holder (X-11-HW) Ideal for Deck Mounting SportAbout Compasses on Small Boats; Holder Available in Black or White;