* This product help to detect Irregular Pulse Rate, & Low Oxygen Levels
* Pulse Oximeter features: High precision, 1-second readout for pulse rate and SpO2 * High quality silicone finger chamber means no discomfort, even for people with long nails
* Hypoallergenic and latex-free
* LED display is diverse and rotatable showing both numericals as well as a graph of the readings
* Automatic shut-down in 16 seconds of no use is a great energy saver
* Sleep monitoring function
* Perfusion Index Indicator
* Does not include batteries - the pulse oximeter use two AAA batteries *