Panasonic EB-A100 - Manual (Page 9)

6 Getting Started
Battery level indicator
Low battery power warning
When the battery power is low, a “Battery is Low” message will be displayed. If this
occurs during conversation, finish your call immediately. The power will
automatically switch off after the warning tone. Fully recharge the battery. See
“Charging the battery” on page 5. (Calls can be made and received while the phone
is charging.)
While charging Charging
complete
Phone on >
J
Phone off