الوصف

1. With pocket-size and good portability, it has a big screen to display the fetal heart rate 2. With ergonomic design, it has streamline appearance which is beautiful and practical. The probe is convenient to use, safe and stable 3. Having special noise canceling function, it can automatically eliminate noise caused by applying the couplant. Advanced acoustic techniques ensure the clear Doppler output effect and solve the common problems of small models like low sound volume and low sensitivity 4. It can detect clear fetal heart sound at early time after fetal heart pulsation having formed. In addition, it can display fetal heart rate transiently 5. It has functions of automatic electricity saving and low voltage caution, and advanced charging technology is used to provide the battery with over-charging and over-discharging protection 6. It automatically warns when the heart rate of fetuses is beyond upper or lower limit