Baby Heart Rate Detection Instrument Baby Heart Instrument Monitoring Household Pregnant Prenatal Baby Heart Rate Detector

Baby Heart Rate Detection Instrument Baby Heart Instrument Monitoring Household Pregnant Prenatal Baby Heart Rate Detector

patpat 9b9b05072d

28.99$
* Probe frequency:3.0 MHz plusmn10%* Error range:plusmn 2bpm* Rate display range:30-240bpm* Validity period:5 years* Size:Length 5.12* Width 3.94 * Height 1.42 inch* Weight:250g* Battery:2*AA ( battery without )* Imported