Ryptide converts existing rings into a flying life - guard to assist swimmers . The system can detect and drop four inflatable rings to swimmers in distress . The device is being built by students at a school in Stamford , uk . Life rings inflate automatically on contact with swimmers after being dropped . The developers say it could particularly help swimmers caught in rip tides .
Ryptide converts existing drones into a flying life-guard to help swimmers . The system can carry and drop four inflatable rings to swimmers in trouble . The device is being built by students at a school in Stamford , Connecticut . Life rings inflate automatically on contact with water after being dropped . The developers say it could particularly help swimmers caught in rip tides .