Special mount atop telescope tube allows users to attach their device to the telescope and easily locate constellations and planets in the night sky using the ARTelescope App In-app encyclopedia provides additional details about planets and constellations 50mm aperture are excellent for viewing the Moon and other bright night sky treats Comes with two interchangeable Huygens eyepieces to provide magnification options of 30X and 48X. Includes simple mount for smooth movements and a full-size tripod with a center accessory tray Additional adapter helps observers position their smart device over the eyepiece to capture and share images Dew shield cover minimizes build-up of moisture and debris on the lens between observing sessions