1. [Easy to use]This compact monocular is convenient to use by single hand. You can see scenery easily and rapidly by using our monocular telescope. Adjust the eye cup and focus wheel until you see a clear and bright image. 2. [Super telephoto lens monocular]The telescope's anti - shake system and special tripod 3D gyroscope make the telescope's field of view very stable when magnified multiple times. 3. [ & fog proof]Compact and sturdy body allows it to withstand harsh weather. The mirror is filled with high - purity nitrogen, making it waterproof and antifogging. You can use it on a rainy day and in a humid environment without worry. 4. [High contrast and resolution images]The Monocular telescope is equipped with the BAK4 prism and fully multi - coated lens. The larger the objective lens, the more light that enters the monocular, and the brighter the image. It provides clear images without black bars, resulting in super clear and sharp images. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia