Galaxy Alpha -What is the advantage of using Ultra Power Saving Mode?
Ultra power saving mode extends the standby time and reduce battery consumption.
If Ultra Power saving mode is enabled, the device will:
At the bottom of the screen the remaining battery power and estimated battery
running time is displayed.
The estimated maximum standby time shows the approximate amount of time.
remaining while the device is not being used before the battery power runs out.
This time may vary depending on your device settings, surrounding environment,
usage patterns, and actual device usage. Basically, in ultra power saving mode,
you can launch simple call, sending message and launch internet. Besides, you
can add more apps to use.