Fill in the configurations:
username: Your email's provider username.password: Your email's provider password.smtp_server: Your email's provider SMTP server.smtp_port: Your email's provider SMTP port.message: The message you want to send when the Dead Man's Timer expires.message_warning: The message you want to send when the Warning Timer expires.subject: The subject of the Dead Men's Timer email.subject_warning: The subject of the Warning Timer email.to: The email address you want to send the message to.from: The email address you want to send the message from. Probably the same asusername.timer_warning: The time in seconds to wait before sending the Warning Timer email. The default is 2 weeks:1209600.timer_dead_man: The time in seconds to wait before sending the Dead Man's Times email. This will start counting after the Warning Timer expires. The default is 1 week:604800.
Now you need to check-in before the timer expires.