The fingertip pulse oximeter is used to measures oxygen level of blood & pulse rate. It can also be used to observe heart rate recovery when field cardiopulmonary resuscitation (CPR).
* Low power consumption。If no signal, it will be shut off automatically .
* Small , lightweight and convenient to carry.
* Can be used for outdoor which high altitudes or high & low temperatures.
* Low battery indicator.
* One button operation.
* High precision.
* LED screen.