【Unique Model Kit】This 3D wooden puzzle is a third order focal monocular telescope with decorative leather and retro mental nameplate, seprate telescopic support, adjustable lens barrel. Real sight Distance is 150M (500ft). Vintage and classic. 【Premium Quality】This wooden craft kit made safe from high-precision CO2 laser cutting technology, controls the error within five microns, non-toxic, tasteless and recyclable safety materials. No tools nor glue needed, all you need is in the package. 【Need to Assemble】Everything in this monocular telescope kit is disassembled, 314 pcs. Each puzzle is numbered, you just need to assemble it step by step with our detailed Illustrated instructions. It will take about 20 hours to finish, recommended for 14 years and up. 【Family Fun Together】Intellectual game for adults and kids. Working together with family or friends to complete a puzzle can not only exercise logicality and sensory coordination, but also give you a chance to develop a closer relationship and create a joyful atmosphere. 【Decent Gift & Decoration】This telescope model kit is an amazing gift & souvenir collections for teens, adults and unique puzzle lovers on Christmas, New Year, birthday, Valentine's Day and a perfect decoration for home, office, meeting room, coffee shop, clubs and bookstore etc. ROBOTIME 3D Puzzles Wooden Craft Kits for Adults DIY Model Monocular Telescope Kit to Build Decent Gift for Adults and Teens