Fetal Heart Testing Appliance Household Pregnant Women Charging $ 27.59 Product information: Power type: USB Color: [smart sensor] Fetal-voice meter upgrade Bluetooth APP Specification: 144X46X46mm Material: ABS Measurement range: 60-240bpm Working mode: pulse wave Ultrasonic operating frequency: 2.5MHz 10% Packing list: Measuring instrument * 1Product Image:
