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Smart rings are nothing new. We have seen plenty of them that can track your daily activity and heart rate. The FemTek BBRing is focused on menstrual health. This basal body ring can track basal temperature, heart rate, HRV, and SpO2. It combines with Femtek’s cycling tracking app to provide users with ovulation predictions.
This ring lasts up to 2 full nights of sleep on a charged battery. It takes up to 15000 measurements of your skin overnight. It has a dual sensor design to account for changes in room temperature to give you more accurate readings.
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