4k 10-300x40mm High Power Magnification: Enhanced 10X to 30X magnification, brings a wider, clearer and brighter scene to your eyes. Adjust the magnification of this monocular zoom according to your needs, it will give you visual fidelity to see the wonderful world.High Quality Materials: High quality optical components can provide high quality visual effects. The shell is made of ABS plastic steel tempered synthetic material, more textured than metal, lightweight and easy to carry. When stored, the length is only 5 inches and you can easily put it in a backpack or pocket when hunting, traveling or camping.PRECISE FOCUS, WATERPROOF AND FOG-FREE: The ergonomic design can help you focus quickly and accurately on the target with one hand. Extendable rotating zoom, durable striped rubber armor makes it very comfortable to use. IPX7 nitrogen-filled waterproof membrane, with anti-fog coating and optical components sealed by O-ring to prevent moisture, dust and debris. It is always clean.Ideal for outdoor sports enthusiasts and nature explorers: Easy to carry, mini size. The portable and lightweight design can effectively reduce the burden of travel. Handheld Monocular Telescope Equipment is essential equipment for bird watching, wildlife, hunting, hiking, rock climbing, camping, camping, surveillance, and travel.Widely Compatible: Comes with a durable tripod and universal smartphone holder. Compatible with almost all smartphones. A stable tripod for fast HD photography, instantly sharing beautiful and amazing moments with family and friends.