It´s used for detecting the fetal heart rate(FHR) at hospital,clinic,family.
* Easy to use
* LCD display
* Built-in speaker
* Blue Backlight
* Audio output
* Automatic switch-off
* Real-time and average
* Battery energy Indication
* Sound alarm function when FHR is out of the normal range
* Multi-colour of main
Configuration:3.6V rechargeable battery、Charger、Manual

