GreatCall Jitterbug User Manual page 29

NOTE:
You can easily check the remaining charge on the Jitterbug battery by
navigating to the Phone Info menu and pressing the button to view.
Please reference page 23 for more information on Phone Info.
The Jitterbug features a standby time of up to 25 days. Talk time is
approximately 5 hours. Common factors that affect battery performance
include text messaging, taking or sending pictures, usage of 5Star Service
and making calls. Always make sure to charge your phone when not in use.
Getting Started 17