Bluetooth Fingertip- Blood Oxygen, Led Screen, Saturation Monitor

features:

The finger pulse oximeter is an affordable and accurate way to check pulse rates and blood oxygen saturation levels.
The self-adjusting finger clamp plus the simple one-button design allows for easy operation. Small portable size makes it easy to handle and transport. Suitable for daily use, measure your health at any time.
To the people: Suitable for children and adults
automatic alarm function
monochrome color display.
the acceleration sensor (oximeter using the high performance acceleration sensor, the measurement time is shortened, just need 8 seconds)

Specifications:

Measuring range: 70-99%
Analysis: 1%
Accuracy: between 70%--99% ± 2%
Measuring range: 30 bpm-250 bpm
bpm solution: 1
Accuracy: 1% or 1 bpm
Battery:AAAx2(Not include)

Package includes:

1 x fingertip oximeter
1 x Japanese instruction manual

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.