If you are looking for a and portable monocular telescope, then your research is over here. That's because our product can meet your need. Adopted of , it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features -Color: Green -Material: Metal and plastic -Size: 3.50X2.20X2.20cm/ 1.38X0.86X0.86inch -Small, compact size and lightweight, it can be easy to carry wherever . -Mainly used for sightseeing, business trip, bird watching, outdoor camping, watching ball and many other aspects. -Easy to use, with built-in finger ring, just put it on your thumb, very practical. -This mini monocular is suitable for long-distance viewing and very portable. -This pocket monocular can be given as a present to your family and friend. Specification -Focusing method: Rotating focus. -Prism information: composite full optical lens. -Eyepiece diameter: About 8mm. -Objective lens diameter: About 17.5mm. -Magnification: 2.5X. -Field of view distance: 8m/600m. -Field of view angle: 6.5 degrees. -Exit pupil diameter: 16mm. -Exit pupil distance: 13.5mm. -Form: 3 pieces of 2-group objective lens. Package list: 1 x Telescope 1 x Storage Box