Settings123Screen timeout● : Set the length of time the device waitsbefore turning off the display’s backlight.Touch key light duration● : Set the duration for the touchkey backlight.Power savingCustom power saving mode● : Automatically activatePower saving mode when the battery is low.Custom power saving mode settings● :Power saving on at- : Select a power level at which thedevice will automatically switch to Power saving mode.Turn off Wi-Fi- : Deactivate the Wi-Fi tethering featurewhen the device is not connected with a Wi-Fi AP.Turn off Bluetooth- : Deactivate the Bluetooth featurewhen not in use.Turn off GPS- : Deactivate the GPS feature when not in use.Turn off Sync- : Turn off the sync feature when the deviceis not synchronising with a web server.Brightness- : Activate the brightness setting for Powersaving mode.Brightness- : Set the brightness of the display.Screen timeout- : Set the length of time the device waitsbefore turning off the display’s backlight.Learn about power saving● : Learn how to reduce batteryconsumption.