NOO1003 Features: * Easy one-hand operation * Magnification: 4x * Field of View at 200 ft. distance: 53 ft. wide (61m / 16m) * Angular Field of View: 14 degrees * Power supply: CR-123/3-volt lithium battery * Power Supply: requires (1) 3-volt Type-123 lithium battery (not included) * Battery Life: 45 to 100 hours, depending on infrared usage * Generation 1 technology * Built-in columnated infrared illuminator for use in complete darkness or to improve target recognition in any environment * Machined aluminum lens housing Color/Finish: * Rubberized aqua deep-blue finish with integrated rubber hand-grip Dimensions: * Dimensions: 7.5 L x 2.5 W x 3.95 H