ATN Night Scout "Smart" 5x Gen 1+ Night Vision binocular with long range IR illuminator. Perfect Night Vision binocular for long range observation has multi-coated 90mm glass lenses for optimum clarity and distance. Unit is equipped with state of the art features: automatic On/Off in viewing position, digital adjustments, computerized proximity sensor which extends battery life up to ten times. Requires 2- 3V lithium batteries CR123A, included; 10-20 hours of expected battery life. Used by Boy Scouts of America and American Camping Association as well as American Birding Association. ATN Corp manufactures and distributed the widest array of Night Vision and high quality optics in the world. We are a sales and market leader in the US. Unsurpassed customer service on both our website and 800#, our technicians are the most knowledgeable in the world. We manufacture for the US Military, law enforcement, the FBI and the US Department of Homeland Security,