Fetal Doppler applies ultrasonic doppler principle to obtain the
movement information of fetal heart from abdomen of pregnant women,
enlarge the signals, and output them from earphones so as to
calculate the value of fetal heart rate.
FHR Measurement Range | 50~210 bpm |
Accuracy | ±2bpm |
Voice | Earphone |
Display | LCD |
Power | 2 x AAA alkaline battery |
Service time of battery | not less than 60 minutes |
Size | 117(L)×57(W)×35(H)mm |
Weight | Net weight is about 80g (including battery). |