2 Battery - Battery Saver

Does the phone run out of battery quickly? Does the phone always die at crucial moment? This app extends many extra hours to the battery life by managing Internet connection intelligently and in the background.*** More Than 10,000,000 Downloads! ***Android 2.x~8.x are also supported!Our new app can auto switch 2 Battery. More functionality and flexibility. Download from Play on https://goo.gl/rts60P !You dont need to manually turn on/off the Internet connection anymore. This app extends battery life by using a smart algorithm to turn on/off the Internet connection, reduce battery consumption and data usage, but still keep the important background data synchronized.1. Auto manage 3G/4G/WiFi connection in the background2. Show battery level and usage in the status bar3. Efficient & easy to useINSTALL AND FORGETOr take time to configure the settings to get the most out of it and the longest battery usage time!SATISFIED OR MONEY BACK GUARANTEETry PRO version for 24 hours and get a refund if you dont like it.FEATURES★ Manage Internet connection intelligently in the background★ Configurable enable intervals and settings★ Detailed battery usage curve and information★ Support whitelist and blacklist★ Support night mode (PRO-only)★ No ads (PRO-only)★ Battery icon theme is changeable★ Fully charged notification and low battery warning★ Build-in screen filter to further reduce the screen brightness★ Auto turn off the screen when you put the phone upside down on the table or into the pocket★ Home screen widgets, battery level, quick settings★ Display battery usage and time since last unplugged, estimated battery run out time, battery health status, voltage, temperature, etc. information2 Battery Add-on★ provide more battery icon themesPermissions - some sensitive permissions are required:• BIND_DEVICE_ADMIN: this app uses the Device Administrator permission which is used to provide the "Auto screen off" feature. Its optional• READ_EXTERNAL_STORAGE/WRITE_EXTERNAL_STORAGE: used to read/save app log report from/to SD• READ_PHONE_STATE, WRITE_SETTINGS: toggle Wi-Fi, mobile data, etc. settings for saving the battery• PACKAGE_USAGE_STATS: get the top app information for the "Blacklist" feature• SYSTEM_ALERT_WINDOW: used for the "Screen filter" featureWe have been selected as a Google I/O 2011 Developer Sandbox partner, for its innovative design and advanced technology.CREDITSArabic-Feras GazzawieCroatian-Bruno ŠvorinićCzech-Michal FiurášekDutch-Niko StrijbolFrench-Johan JaworskiGerman-Michel MüllerHungarian-Gulács AttilaIndonesian-Dwi UtomoItalian-Michele MondelliJapanese-Yuanpo ChangKorean-장승훈Polish-Grzegorz JabłońskiPortuguese-Wagner SantosRomanian-Stelian BalincaRussian-Идрис a.k.a. Мансур, Ghost-UnitSlovak-Patrik ŽecSpanish/Swedish-Tomas SylverbergTurkish-Kutay KuFTiVietnamese-Trần Thanh BìnhBecome a beta tester? Please join 2 Battery (http://goo.gl/vcHKs7) Google group.If you are interested in helping us to translate this app to your native language, please let me know.v3.58~v3.56★ fixed: app not responding error when turning on/off the screen in some cases★ add FAQ #18 about how to remove the Android System notification icon on Android 8+. Settings > About > FAQ★ bugs fixed and optimizations