Samsung Galaxy Note 3 Instruction Manual page 491

Power saving mode
Set for power saving mode.
1
From the Home screen,
"Settings" → "General" tab → "Power
saving mode"
2
Tap
3
Set required items
Item
Power saving mode settings
CPU power
saving
Screen power
saving
Turn off haptic
feedback
Power saving tips
Learn about
power saving
Description
Limit the maximum
performance of CPU.
Set the display to dim.
Turn OFF vibration
for tapping screen to
reduce battery power
consumption.
Display methods for
saving battery power.
489
→
Settings