Assembly: System.Device (in System.Device.dll)
The requested accuracy can be specified in the constructor for GeoCoordinateWatcher. If not specified, the GeoCoordinateWatcher is created with an accuracy level of . An accuracy level of may degrade system performance and should be used only when necessary.
If you use this API in your app, you must specify the following capabilities in the app manifest. Otherwise, your app might not work correctly or it might exit unexpectedly.
Windows Phone 8, Windows Phone OS 7.1
Windows Phone 8
For more info, see App capabilities and hardware requirements for Windows Phone 8.