You are downloading the Battery Saver Plus XAP file v18.104.22.168 for Windows Phone. Battery Saver Plus is a paid and useful Productivity app: Battery Saver Pro , the professional power manager , is the best battery saving application which is capable of extending your battery life. Main ... You can now download the offline XAP file to install & try it.
Download Locations for Battery Saver Plus 22.214.171.124 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Battery Saver Plus XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.