Portable fetal doppler

Portable Fetal Doppler mainly applies to detect the fetal heartbeat rate from the twelfth week.
Built-in rechargeable battery can work continuously more than 6 hours,LED can display FHR;
Alarm function when FHR is out of the normal range or battery power is in shortage;

Automatic power off ( 3 minutes )
Built-in speaker and collocated with earphone jack;
2.0MHz probe,Optional 5.0MHz probe for blood stream.

Portable fetal doppler