Features:
Pocket Fetal Doppler mainly applies to detect the fetal heartbeatrate from the twelfth week;

LCD can display FHR accurately;

Built-in rechargeable battery can work continuously more than 4hours;

Blue backlight LCD display for use conveniently at night;

only 250g, can be carried conveniently with a gallus;

Alarm function when FHR is out of the normal range or battery poweris in shortage;

Built-in speaker and collocated with earphone jack;

2.5MHz probe and easy to replace.