Celestron Starsense Autoguider with High-Quality 4-Element Optical DesignThe 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 enhance its pointing accuracy and help you create sharp, long exposure images with ease. Whether youre an experienced astroimager or just starting in the hobby, adding this game changing accessory will ensure you have more quality time under the stars.