The Celestron StarSense Autoguider is an all-in-one solution that makes using your telescope easier and more rewarding than ever. This powerful, compact device connects to your Celestron mount to provide automatic and accurate autoguiding to help you create sharp, long-exposure images with ease. Whether you're an experienced astroimager or just starting in the hobby, adding this game-changing accessory will ensure you have more quality time under the stars.Automatic Alignment: Be Ready to Observe in MinutesStarSense Autoguider aligns your telescope to the night sky in about three minutes with the press of a button-no user input is needed. Celestron's patented StarSense technology ""sees"" star patterns overhead and matches them to its internal database to automatically orient the telescope. This feature eliminates the hassle of manually aligning your telescope, so you can focus on what's important-observing and imaging.