Compact and easy to use the Cycloptic handheld viewer features an industry first technology, Primetime Color Vision. This patent pending technology drastically enhances low-light conditions to maximize every moment of shooting time. Quickly identify your target buck in vivid color when traditional optics only provide a graying silhouette. Primetime Color Vision does not use thermal imaging not infrared. Record Your Hunt with Micro SD slot for storage (Micro SD not included).