Night Optics D-300 Gen 2+ Night Vision Monocular is a highly versatile but very affordable night vision monocular that can be adapted for a multitude of uses. This compact night vision device is equipped with an infrared illuminator to light up the night around you without alerting suspects or enemies, and the mil-spec optics of the monocular have been proven in the field. The Night Optics D300 Mil-Spec NV Goggle features an internal low battery and infrared indicator, so your night vision monocular will never run out of battery in the middle of an operation. Night Optics has housed all the sensitive electronics of the D-300 in a lightweight and water resistant housing that can withstand all the rigors of outdoor tactical and law enforcement operations. These Night Optics monoculars can be adapted for almost any purpose with a slew of optional night vision accessories: you can mount them on a helmet or weapon, convert a red dot sight into a night vision sight, even attach the monocular onto a camera or camcorder for instant night vision recording capabilities. These NightOptics night vision devices come equipped with your choice of High Performance, Standard, or MS Generation 2+ night vision, so you can choose the appropriate breed of the Night-Optics 1x Mountable Night Vision Monocular to suit your needs.