Our NorthStar Telescopes offer amateur astronomers state-of-the-art computer-driven location and tracking capability with simple push-button control. With a built-in data base of 20000 celestial objects you simply call up your target on the hand-held control module enter a simple ""Go To"" command and the NorthStar computer does the rest. Once locked on tracking the object for prolonged viewing is automatic. Our innovative RVO (Real Voice Output) feature provides a fun interactive way to explore the night sky. The remote hand-held control module features red backlit push buttons and a red illuminated LCD read-out for easy viewing without impairing your night vision. The telescopes also feature our new 1x wide-angle red dot finderscope. Additional features include a quick-release tripod and accessory tray for fast easy assembly.Features4mm and 20mm eyepiecesPower-boosting Barlow lens""Go To"" computerized tracking technologyRemote hand-held control module with Real Voice Output (RVO)Camera adaptableQuick release tripodKinematic mountAccessory tray