The Cammenga G.I. Special Tritium Lensatic Compass is shock, water, and sandproof, functional from -50ºF to +150ºF, and equipped with seven Tritium Micro Lights for reliable navigation in low-light conditions. ... It features a magnifying lens, sighting wire, and dial graduations in both degrees and mils for accurate readings and luminosity. The copper induction dampening system slows magnet rotation without the use of liquids, ensuring precise performance. Built with a durable aluminum frame and waterproof housing, this compass is designed to last. All Cammenga Lensatic Compass models come with a carrying pouch and belt clip. Approved for the Japanese market. Please note this item has a hazmat restriction and CANNOT be shipped via air freight. Other shipping restrictions may apply; please contact Rothco for details. This item is restricted for export and cannot be sold for use in some countries outside the U.S. Please contact Rothco for details. WARNING: California Residents Click Here For California Prop 65 Warning. Specifications Durability: Shock, water, and sandproof; functional from -50ºF to +150ºF Low-Light Navigation: Seven Tritium Micro Lights Precision Features: Magnifying lens, sighting wire, and dial graduations in degrees and mils Dampening System: Copper induction dampening system (liquid-free) Construction: Durable aluminum frame with waterproof housing Accessories: Includes carrying pouch and belt clip Approval: Approved for the Japanese market Shipping Restrictions: Hazmat restrictions; CANNOT be shipped via air freight Export Restrictions: Cannot be sold for use in some countries outside the U.S. Warning: California Prop 65 Warning More