4K HD Night Vision in Total Darkness: With a 5W 940NM infrared LED illuminator and 7-level infrared brightness adjustment, enjoy clear 2K HD vision in both complete darkness and daylight. Perfect for hunting, wildlife observation, and night security surveillance in forests, farms, and campsites. 8X Optical Zoom & Adjustable Screen Brightness: Equipped with 8X zoom and focus adjustment, these night vision binoculars allow for precise viewing. The adjustable screen brightness ensures optimal visibility in any lighting condition, making it ideal for outdoor adventurers and security ...