Fetal heart beat indicator can hear your prenatal baby' heart.

* It is an Advanced obstetrical unit, which used to detect the FHR (Fetal heart rate),
can meet routine examination requirements of obstetricians.
1.Ultrasonic signal emit.

2.Analog signals process.

3.Fetal heart rate calculate and display

4.It has a speaker inside, and an audio output can be connected with earphone or
audio reacorder
5.It use standard 9 Vvoltage DC battery

Features:

1.Fetal heart beat indicator.

2.Instantaneous FHR

3.Averaged FHR

4.Manual calculate FHR.

5.Brightness mode.

6.Auto shut off without signal within 1 minute.

7.Battery indicator and Low battery shut off.

8.Optional rechargeable battery(9v) and charger.