Specifications: ETX-60AT Astro Telescope - Includes achromatic refractor optical tube assembly (D = 60mm, F = 350mm, f/5) with multi-layer optical coatings; internal flip-mirror system for either straight-through or 90° observing position; steel-reinforced ABS fork mount with electric slow-motion controls, setting circles, and locks on both axes; electronic control panel; 9-speed (2x sidereal through 4.5°/sec.) dual-axis motor drive system with #494 Autostar computer controller; sidereal-rate tracking; internal battery compartment accepting six (user-supplied) AA-size batteries; MA 4mm (88X), MA 12mm (38x) and MA 25mm (14X) multi-coated eyepieces; light weight afield aluminum tripod; operating instructions.