The Celestron Sky Sync GPS Accessory will link up & automatically download the exact time, date longitude & latitude from one of many global positioning satellites.
Features: 16-channel GPS module Compatible with all non-GPS Celestron computerised telescopes Plugs into your telescopes hand control or auxiliary port Links up & automatically downloads information from orbiting global positioning satellites Kit
Includes:: Sky Sync GPS Accessory & two mounting straps Version 4.0 or higher firmware telescope handset required.