iOptron SmartStar-G-R80 8802B GPS Telescope (Astro Blue) 80mm achromatic refractor telescope. 400mm focal length Computerized Alt-Azimuth Mount The Cube- Hot Product 2008 by Sky and Telescope Magazine. 9-speed drive speed for precise tracking. Includes GoToNova hand controller, the most intuitive controller on the market. 50,000 object database plus 256 user-defined objects. Internal 32 Channel GPS for automatic time and location intake Internal 32 Channel GPS for automatic time and location intake