BFFLOVE signs monitor vital for baby

This fetal doppler is used to listen to fetal heart sounds as well as to show the fetal heart signs.
It detects fetal heart rate from week 12 of pregnancy as a basic fetal heart rate.
The average fetal heart rate is 140 bpm, and the health fetus fluctuates at 140 bpm.
Early pregnancy may be greater than 160 BPM.
After the average pregnancy, the fetal heart gradually decreases with the secondary sexuality of the sense of the deputy.