For explorers and search-and-rescue professionals, Silva’s Expedition series has been the longtime global leader in compass accuracy, precision and durability.
Attachmen: detachable safety-release lanyard
Illumination: luminous markings
Declination adjustment: permanent adjustment for local magnetic declination
Magnifying lens: yes
Scales:1:25k, 1:40k, 1:50k, mm, inch, GPS scales
Silicon friction feet: yes