LCD data display with backlight
1MHzor2 Mhz doppler transducer
for real-time calculation of FHR
Date and time function.

ultrasonic doppler transducer for real-time calculation of FHR on promotion

1.  Portable and light weight, easy to operate
2.  LCD data display with backlight,
3.  Accurate FHR detection with clear sound
4.  Li-ion battery and battery capacity indicator
5.  High sensitive ,1MHzor2 Mhz doppler transducer
6.  Advanced digital signal processing (DSP) technique is applied for real-time calculation of FHR
7.  Date and time function.
8.  Long time continuous use ( more than 4 hours)
9.  Auto power off for energy saving
10. Built-in speaker and ear-phone output
11. Low ultrasound power, safe to the fetal