Purchase Qty. Reference FOB Price
10-99 Pieces US$10.00
100+ Pieces US$9.50
Product Description
SL-DP30 3.0MHZ protable baby monitor fetal doppler ultrasound prenatal heartbeat detector baby heart rate and breathing monitor Feature Suitable Using Range:Suitable for use after the 12th week of pregnancy. FHR Measuring Range:50 BPM ~ 240 BPM (BPM: beat per minute) Frequency&Power: ...