2Mhz/3Mhz/8Mhz Probe for sonoline B, FD200 fetal doppler video baby monitor Choosing Probes:

Choosing Probes:

 Give yourself the peace of mind that your baby is safe and well at all times throughout your pregnancy

8 Mhz: The 8 MHz probe is designed for Vascular monitoring and provides vein blood flow and artery detection

Size: 135mm (Length) *92mm (Width) *29 (Height) mm Weight: About 245g (including batteries)

2Mhz/3Mhz/8Mhz Probe for sonoline B, FD200 fetal doppler video baby monitor Choosing Probes:This 3Mhz probe Sensor works with Sonoline B, FD 200 Fetal Doppler. These interchangeable probes work with sonoline B, FD200 fetal dopplers, we have 2Mhz probe, 3Mhz probe, 8Mhz vascular probe. The 2Mhz 3Mhz probe could be used to hear your baby's heart beat. The 8Mhz probe are vascular Probe. If you want to hear your baby's sound movement, please choose 2Mhz 3Mhz probe. A 3MHz probe is recommended to detect a heart rate in early pregnancy (8 10 weeks