In Windows Mobile, when a GPRS connection is established and the work is done, the connection is not disconnected automatically.

Even though this doesn’t lead to any specific problems, it might have some effect on battery usage.

To over come this there is a tweak which can help auto-disconnect the GPRS connection.

Download the following cab installers which will create a registry entry for auto disconnect.

Auto Disconnect 1 Minute	Auto Disconnect 5 Minutes