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U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal
U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal

U7 China Factory Handheld Home Use Easy Baby Heart Rate Detector Fetal Doppler Monitor Doppler Foetal

Product model U7
Working voltage 3.7V
Sound operating frequency 2.5MHz±10%
Bluetooth transmission distance
Overall sensitivity ≥90dB
Detection range 60 - 210bpm
Product size
Weight 132g