def default_notification_widget():
    """
    Content of notification widget.

    Arguments:
    None

    Return:
    Content items as list
    """
    items = [['Bot token', '', str, '', 'PLAIN', '', 'Telegram Bot token.'],
        ['Default names telegram',
        'name1:telegram_name1;name2:telegram_name2', str, '', 'PLAIN', '',
        'Default names for the Notification area.'], ['SMTP server', '',
        str, '', 'PLAIN', '', 'SMTP Mail server'], ['E-Mail adress', '',
        str, '', 'PLAIN', '', 'E-Mail address used to send e-mails'], [
        'Default names email', 'name1:telegram_name1;name2:telegram_name2',
        str, '', 'PLAIN', '', 'Default names for the Notification area.'],
        ['Number of users', '3', int, '', 'PLAIN', '',
        'Number of freely choosable users in addition to the default users.']]
    return items
