Yukon Nightfall 3 x 44 Night Vision MonocularThe Yukon Nightfall is a lightweight night vision monocular featuring: advanced infrared technology, long range viewing, high resolution, 3X magnification and 63 foot field of view @ 110 yards. Uses 3V lithium battery (not included). Comes with nylon carry case, neck strap, lens cleaning cloth and user manual. Technical support and service is provided directly by Yukon. Limited lifetime warantee included.