Description
Seller-provided details for this listing.
Agency implementation of inventions "Navi" recommends that the device "StopSleep". The instrument developed in collaboration with the Institute of Psychology RAS, was long-term tests and certification. Operates on the principles of the polygraph. "StopSleep" when a person notifies the issuing of sleep signal and vibration. Worn on two fingers, like a ring. Recommended drivers, nurses and other patients, whose work is associated with night and monotonous work.