Fingertip Blood Oxygen Saturation Monitor With LED Screen | Digital Readings
Description:
No polarization
Accurate and reliable
Suitable for various finger sizes
Precautions:
Avoid exposure or direct sunlight
Avoid measuring during exercise, do not  your       Avoid extreme radiation of infrared or  radiation
Avoid contact with organic , mist, dusts and corrosive gases
Avoid using near radio frequency transmitting devices or other electrical noise sources, such as: electronic surgicals instruments, mobile phones, two-way wireless communication equipment for cars, electronic appliances, high-definition televisions, etc.
this instrument is not suitable for infants and newborns,  for children over 4 years old and adults.
the  rate  is normalized, when the  rate  tends to be smooth and stable, the measured value read is normal, and the  rate  is also standard at this time.
The tested person's  should be clean, and nails should not be applied with cosmetics such as nail polish
inserted into the rubber hole, the fingernails must be facing up, the same direction as the display
Package includes:
1 x fingertip oximeter(Batteries are not included, you need to purchase 2 AAA batteries)
Label: Yes
Material: abs