- Product Description: 1.12 inch TFT touch screen.

   - Digital display and waveform oscilloscope of twins' heart rate (FHR), uterine

     contraction pressure (TOCO) value and fetal movement.

   - High sensitive multi-wafer impulse ultrasound transducer, 1MHz working

     mode, easy to get the FHR.

   - 152mm printer, real time printing or storage printing available.

   - Curve display and big font display available.

   - 14.8 V 2200mAh Li-ion battery, it works up to 4 hours.

   - Automatic identification of fetal movement

   - Adjustable scale of printing fonts

   - Printer with 2 rolls of paper

   - Compatible with ZD100 central station systems.

   - Wall-mounting system (made of stainless steel)