Nimb Ring

Nimb is an emergency alert system, at the heart of which is a ring with a
panic button to send emergency alerts to pre-set list of contacts including
friends, family members, first responders, people nearby and other members of
the Nimb community.

Nimb Ring provides fast and easy access to the panic button, even if hands
are restricted of movement or the person is in a state of shock or stupor.

Nimb Ring comes with a panic button that immediately sends an emergency alert
through the Nimb App to your response teams once the button is pressed.

Nimb Ring website:
https://nimb.com

Video:
Nimb: A Smart Ring that Helps to Keep You Safe and Sound (3:48)
https://youtu.be/ifkQwrT1Q_8