Household Health Monitors OLED Oximeter Medical equipment Heart Rate Monitor Fingertip Pulse Oximeter Finger Blood Oxygen ramadhan The way to use it

The way to use it is simple: shake the product to ensure that the internal ingredients are evenly mixed

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Household Health Monitors OLED Oximeter Medical equipment Heart Rate Monitor Fingertip Pulse Oximeter Finger Blood Oxygen ramadhan The way to use itFeatures One button operation is simple and convenient The pulse oximeter is small in size,light in weight and convenient in carrying; Low in power consumption,30 hours measurement on two AAA batteries; batteries not included Indication for low voltage Auto turn off within 8 seconds when there is no signal. Package content 1x Oximeter (no battery) 1x Hang rope 1x User manul