National Geographic Celestial View Night Vision Monocular (3x) Generation 1 Technology. 500X Ambient Light Amplification. Powerful Infrared Illumination. Easy One Hand Operation. All Glass Optics Top Quality Gen 1 Elite Intensifier Tube Technology Licensed by one of the Top 5 Recognized Brands in the World Great for Wildlife Observation, Boating, Camping, Security This item is restricted for sale to the state of California and outside the US