The AGM PVS-14 Night Vision Monocular is a rugged, lightweight, multi-purpose night vision device that has repeatedly proven itself in combat. The United States Military originally commissioned the PVS-14 design to enable nighttime operations. This monocular is used globally in some of the most challenging environments. The PVS-14 can be used as a handheld device, or mounted on the included head harness. With the proper accessories, it can also be mounted to combat helmets, providing night vision capabilities to daytime optical sights. The PVS-14 monocular conforms to 810G Military standards and demonstrates the highest quality form and function. The PVS-14 monocular is a full-featured unit. Weighing less than 12.4 ounces/ 0.32 kilograms. The unit includes manual gain control, an automatic bright light shut-off feature, and a built-in Infrared (IR) illuminator. The bright light shut-off feature ensures that the high-quality photocathode tube is protected. AGM&&';;s PVS14 includes an array of optional accessories to support virtually any operation. Warning: California&';s Proposition 65 Features: Compact, rugged design Waterproof Head or helmet-mountable for hands-free usage Manual gain control Ergonomic, simple, easy-to-operate controls Built-in Infrared illuminator and flood lens Limited Three-year warranty