Celestron - StarSense AutoAlign Telescope Accessory - Automatically Aligns Your Celestron Computerized Telescope to the Night Sky in Less Than 3 Minutes - Advanced Mount Modeling, Black
Compatible : Advanced VX , Astro Fi , CG-5 (with CG-5 Aux. splitter) , CGE , CGE Pro , CGEM II , CGEM, CGEM DX , CGX-L , CPC , CPC DX , NexStar Evolution , NexStar GT (2015 models and newer with Aux. splitter) , NexStar SE Series , NexStar SLT , SkyProdigy , . Not Compatible : NexStar i Series Ultima 2000 , NexStar GPS , Early generation GoTo mounts (such as Compustar) etc.

Celestron - SkyPortal WiFi Module - Control Your Celestron Computerized Telescope via Smartphone - Telescope Wi-Fi Accessory
Celestron's SkyPortal WiFi Module turns your smartphone or tablet into your own personal planetarium and observatory. Simply plug the WiFi module into your telescope's hand control or AUX port and connect to its wireless signal with your device. Instantly, your device becomes a wireless hand control for your telescope, guiding you through the alignment process and slewing to any celestial object with a simple tap.
As SkyPortal WiFi Module slews your telescope to an object, you can listen to hundreds of included audio descriptions on your device, which explain the history, mythology, and key features of the most popular celestial objects.
Not sure what to observe? Select Tonight's Best in the search menu and the SkyPortal app will display a list of the best objects to view based on your exact time and location. There's no need to input GPS coordinates or set the time and date—SkyPortal WiFi takes this information directly from your device.
SkyPortal WiFi Module makes a great gift for telescope users of all ages and skill levels, from kids to advanced users. Take your family on a guided tour of the universe with SkyPortal WiFi!
Abou the Celestron SkyPortal App
Celestron's SkyPortal WiFi Module works with our full featured planetarium app, SkyPortal. Available free on the Apple App Store and Google Play, SkyPortal is your key to the universe—with or without SkyPortal WiFi Module.
Developed in collaboration with the experts at SkySafari, SkyPortal offers an intuitive user interface with a robust database of more than 100,000 celestial objects. You can even plan your observing session before you set up your telescope. Find out when transits and other notable celestial events will occur—up to 100 years into the future.
Compatibility Information
SkyPortal WiFi Module is compatible with the following Celestron mounts:
Advanced VX | Astro Fi | CG-5 (with CG-5 Aux. splitter) | CGE | CGE Pro | CGEM | CGEM DX | CGEM II | CGX | CGX-L | CPC | CPC Deluxe HD | LCM | NexStar Evolution | NexStar GT (2015 models and newer with Aux. splitter) | NexStar SE Series | NexStar SLT | SkyProdigy
SkyPortal WiFi Module is NOT compatible with the following Celestron mounts:
NexStar i Series | NexStar GPS | Ultima 2000 | Early generation GoTo mounts (such as Compustar).

Celestron 18778 AC Adapter (Black)
Enjoy your telescope without batteries with this AC adapter! When using your telescope at home or near any wall outlet, you can enjoy hours of uninterrupted observing. Running your telescope off of AC power is hassle-free and much more reliable than other methods, especially in cool temperatures, when batteries can lose charge quickly. This 2 amp AC Adapter is compatible with the following Celestron computerized telescopes: LCM Series NexStar SLT Series NexStar SE Series SkyProdigy Series Advanced Series Advanced VX Series CPC Series CPC Deluxe HD Series* *CPC Deluxe HD Series—This adapter is sufficient for most visual observing with a balanced telescope. However, for astroimaging using additional equipment, the 5 amp adapter (product #18780) is recommended.