4K 10-300X40mm Super Telephoto Zoom Monocular Telescope Portable For Camping Product selling points: [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. [Small night vision]: The built-in night vision function allows you to use it normally at night. Turn on the auto focus and blur the background function, brake you can focus on observing the person or that needs to be observed. [Lightweight and portable]: The is made of titanium alloy, which has higher specific strength and weighs 118g. When stowed, the length is 4.62 inches, and you can easily put it in a backpack or pocket when hunting, traveling or camping. [Waterproof, dusproof, shockproof design]: Nitrogen-filled and O-ring optical components can, and ensure the function of life. [Ideal for outdoor sports enthusiasts and wilderness explorers]: Hand-held equipment is equipment for bird watching, hunting, hiking, mountain climbing, camping, camping, surveillance and travel. details: lens diameter:25mm Magnification: 10x300 Eyepiece diameter: 12mm pupil diameter: 4.2-1.7mm Eye relief: 14-12mm Field of view: 0.-3000m Minimum focusing distance: 2.5m Size: 192/117x32mm (stretching and shrinking) Weight: 118g Colour: Black Eye mask: rotating eye mask Waterproof: yes Tripod can be connected: Yes Connected phone: yes Used for: racing, beach, bird watching, boating/yachting, horse racing, hunting, outdoor activities, sports, travel Material: optical glass Type: Monocular Products include:1x 10-300X40mm telescope monocular 1x Tripod 1 x Phone Clip