You are downloading the BatteryGuru XAP file v220.127.116.11 for Windows Phone. BatteryGuru is a free and useful Productivity app: BatteryGuru is a fully fledged battery management app, which records data every minute instead of 30 minutes like other battery apps. With this ... You can now download the offline XAP file to install & try it.
Download Locations for BatteryGuru 18.104.22.168 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 BatteryGuru XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.