Orion StarSeeker IV 127mm GoTo Mak-Cass Telescope Kit Complete GoTo telescope kit includes an expanded accessory pack with everything you need for fun stargazing activities This 5" diameter GoTo Mak-Cass boasts a super-long 1540mm focal length and f/12.1 focal ratio, for powerful views of the Moon, planets, and deep-sky objects Huge GoTo database of over 42,000 objects, and handy built-in Tour mode means you'll enjoy great views on any clear night Comes with GoTo hand controller, 23mm (67x) and 10mm (154x) wide-field 60-degree eyepieces, 90-degree star diagonal, EZ Finder II sight, and more Value-packed telescope kit also includes a view-enhancing Moon Filter, detailed MoonMap 260, and a handy AC-to-DC adapter