Device Settings 64 Brightness: allows you to manually adjust the brightness of the screen. Tap thisoption to enable the next Brightness option. Brightness: allows you to set the Brightness percentage of the screen. Screen timeout: allows you to set the time before the screen times out and goesinto lock mode. Power saving tips: describes various ways to conserve battery power.Battery UsageYour device is equipped with a Lithium Ion (Li-Ion) battery. It allows you to recharge your batterybefore it is fully drained. The battery provides up to 8.7 hours of continuous digital talk time.At 5% of charge capacity, there are only a few minutes of talk time left, the device sounds anaudible alert, displays a critical charge icon ( ), and then turns off.Location and Security SettingsYour Location settings menu lets you select how your device determines its location (using thewireless network, GPS satellites, both, or neither). The Security settings menus let you setdevice security, lock codes, passwords, administrator settings, and more.My LocationSecurityDevice AdministrationDevice EncryptionCredential StorageMy LocationYour device is equipped with a Location feature for use in connection with location-basedservices.The Location feature allows the network to detect your position. Turning Location off will hideyour location from everyone except 911.● Turning Location on will allow the network to detect your position using GPS technology,making some Sprint applications and services easier to use. Turning Location off willdisable the GPS location function for all purposes except 911, but will not hide yourgeneral location based on the cell site serving your call. No application or service mayuse your location without your request or permission. GPS-enhanced 911 is notavailable in all areas.