Gskyer Telescope,AZ70700 German Technology Telescope,Instruments Infinity Refractor 100%New.Used on land and sky viewing in science and travel for beginners, kids, stargazers and travelers Aperture: 70mm(2.8"). Focal Length: 700mm. Focal Ratio: f/10. Rack-and-Pinion Focuser &Low (25mm) , medium (10mm) magnification eyepieces give you variety for any viewing situation & 3x barlow lens doubles the magnifying power of each eyepiece Multilayer Glass Green coated optics for enhanced image brightness protect your eyes, with detailed instructions for our every customer, it is very easy and quick assemble. And become favorite by every one Altazimuth mount with a slow motion control the adjustable stainless steel Tripod for precision tracking means you can easily track objects day or night One-year warranty and lifetime maintenance ,we will provide the best service and reliable products to our every customer. And best quality at this reasonable price,please feel ease to use