The Ranger 3 is a traditional military baseplate compass that is simple to operate, designed for infantry, commando units, and paratroopers, and compatible with the Silva 1-2-3 system. This model is commonly included in the standard gear of military personnel worldwide due to its reliability and robustness. It features luminous markings that allow compass readings in low light conditions. Once charged by daylight or a flashlight, it can glow for up to 4 hours. The compass also comes with a scale lanyard, which helps in quickly estimating distances along your route or planning your path ahead. Features• Silva 1-2-3 System baseplate compass• Liquid filled capsule• Sapphire jewel bearing compass needle• Hardened steel pivot• Magnifying lens• Declination adjustment, decl scale in capsule• 6 hours Illumination/active time after activation in light• Everglow• Other Dryflex™, tactile grip ring• Red/black N/S lines in capsule• Resolution (degrees / mils): 2 / 50• Measuring scales: mm, 1:25k, 1:50k• Accuracy: +/- 1 degrees / 17.8 mils• Temperature operating range: -30 to +60 °C• Dimensions: 10.7x5.4x1 cm