pulse meter

An oximeter-pulsometer is a device that can be used both at home and during spot activity. Jziki easily and quickly measures pulse and oxygen content in the body.

Avoid use in the sun;
Do not move during the measurement;
The pulsometer is not used for children and infants under 4 years of age;
The finger with which you measure must be clean (from varnish and cosmetics);
The measuring fingernail should be on the side of the device screen, not the other way around