1＋1 Battery (Battery Saver) is an Android app developed by Easy Mobile (Minsheng Rd., Xindian Dist., New Taipei City 231, Taiwan). Others apps created by Easy Mobile are: Network Scanner, 3G Traffic Guard.

1＋1 Battery (Battery Saver) first became available on 13 Sep 2013. It is estimated that 1＋1 Battery (Battery Saver) has been downloaded between 100000 and 500000 times from the Play Store.

1＋1 Battery (Battery Saver) 4.7.0 requires the following permissions:

Allows applications to access information about networks.

Allows applications to access information about Wi-Fi networks.

Allows applications to connect to paired bluetooth devices.

Allows applications to discover and pair bluetooth devices.

Allows applications to change network connectivity state.

Allows applications to change Wi-Fi connectivity state.

Allows applications to open network sockets.

Allows an application to call killBackgroundProcesses(String).

Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.

Allows applications to read the sync settings.

Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting. If you don't request this permission, you will not receive the broadcast at that time. Though holding this permission does not have any security implications, it can have a negative impact on the user experience by increasing the amount of time it takes the system to start and allowing applications to have themselves running without the user being aware of them. As such, you must explicitly declare your use of this facility to make that visible to the user.

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.

Allows an application to read or write the system settings.

Allows applications to write the sync settings.