Feature:1. [Large aperture] Refractive telescopes are equipped with 40mm large aperture lenses for brighter and clearer imaging.2. [Clear] The larger the aperture of the telescope, the larger the field of view. Professional telescopes can help adults and children view the planets and the moon.3. [Easy To Assemble And Use] Even for beginners and children, our astronomical refractor telescopes are easy to assemble, and easy to focus and use.4. [Age Appropriate For Children] Astronomical Telescope is perfect for children ages 7 to 12. It allows kids to quickly find the target and see a clear image.5. [Great gift] Refractor Telescope is the perfect gift for kids and beginner astronomers at Christmas, birthdays, children's day and graduation.6. [Function] Telescopes help us build an interest in astronomy and science, enjoy nature, draw the world closer and explore the unknown.Specification:Item Type: Astronomical Refracting TelescopeMaterial: Metal, PlasticProduct Size: Main Mirror Tube: Approx. 33.2x13.5x7.3cm/13.1x5.3x2.9inTripod Expansion Size: Approx. 21x19x34.1cm/8.3x7.5x13.4inAperture: Approx. 40mm/1.6inFocal Length: Approx. 400mm/16inApplicable Age: 7 Years Old and Above.Package List:1 x Main Lens Barrel1 x Tripod1 x Corner Lens1 x English Manual2 x Eyepiece2 x Eyepiece Storage CaseNote:All data are measured manually, and there are certain errors in the measurement results.