Find your way with . Ideal for reading maps, this compass features a see-through base and rotating, liquid-filled housing. The base contains scales in inches, millimeters, and 1: 25, 000 with jeweled needle and luminous pointer.• Liquid-filled compass• Scale in kilometers, millimeters, and 1: 25, 000• Jeweled needle• Luminous pointer• Instruction sheet included• Measures 3.43" x 2.36" Base contains scales in inches, millimeters, and 1: 25, 000 Jeweled needle and luminous pointer Measures 3.43" x 2.36" | Coghlan's Map Compass