The 3H TRITIUM LENSATIC COMPASS is built to the demanding specification MIL-PRF-10436N. Battle tested through rigorous shock, water, sand proof, and functional from -50o F to +150o F. Seven Tritium Micro Lights allow for navigation in low-light conditions, without the need for a flashlight or any other light source. Tritium Micro Lights remain luminous for over twelve years, maintenance-free. Equipped with a magnifying lens, sight wire, and dial graduations in both degrees and mils to ensure accurate readings. The Copper Induction Damping System slow the rotation of the magnet without the use of liquids. Built to last with an aluminum frame and waterproof housing. This compass is depended on by fighting forces, government agencies, and adventurous outdoor enthusiasts around the world.