What is S Power Planning Feature ? in Samsung

Samsung Develop a Feature and Showing Solution For Battery Consumption, That Call S Power Planning.
With This S Power Planning Feature You Can Plan your Battery Consumption to meet your needs.
There are 3 Best Feature in this S power planning
first one is Reserve Battery for Calls, Second one is Extend Battery Time and Last one is Forward  calls when no Battery.
Reserve battery : this mode will be enabled automatically at the threshold what is we set the threshold, at this time the device allowing Make and Receive calls ans Massages only. and all other apps and functions will be disabled to give more Stand by time.
the default reserve threshold is 15% battery power.
Extend your battery life : Depending on your usage. ultra power saving mode will be enabled automatically when necessary. the battery life remaining after ultra power saving mode is enabled may very based on your continued device usage.
Forward call when no battery : forward incoming calls to a selected contact from your phone or Number while your device is powered off because its battery power is critically low.
make sure that your service provider supports call forwarding.forwarding calls and sending text massages may result in additional charges depending on your tariff plan.
note : this feature is only in some latest Samsung smartphones.