The Ultrasound Doppler Fetal Heart Rate Monitor - FD200 is a reliable and accurate device that is essential for monitoring the heart rate of babies while still in the womb. It is designed to provide accurate results and is suitable for use by healthcare professionals or expectant mothers at home. Our factory ensures that this product is made with high-quality materials, making it durable and long-lasting. The FD200 is compact and easy to use, providing a clear and audible indication of the baby's heartbeat. Our factory guarantees that this product is safe and effective, making it a must-have for families and hospitals alike.