Планета гаджетов / технологий
The Bluetooth-enabled Zensorium Tinke claims to be the «only fitness tracker that measures your heart rate, respiratory rate, blood oxygen saturation, and heart rate variability» to determine your health [or stress!] level. Find out if the product lives up to our high expectations, in this official video review.
Link: http://amzn.to/2btNsMs
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