Fetal Doppler Baby Heartbeat Monitor

The two measurement modes of digital curve can be switched at will 2. OLED blue and yellow two-color display, clear reading! 3. One-piece design, streamlined appearance and strong sense of experience! 4. Small handheld, easy to carry and use! 5. With signal strength display function, it is convenient for users to find measurement points! 6. Autocorrelation algorithm, fetal heart rate can be measured in 12 weeks! 7. Using the same DSP technology and fetal heart rate algorithm as the fetal monitor to ensure the accuracy and reliability of the monitored fetal heart rate 8. Pulsed ultrasound Doppler working mode, single-chip high-sensitivity probe, 2MHz working frequency, ultrasound dose is far below the safety standard, and it is safer to monitor the fetus 9. Adjustable fetal heart rate, loud, level 1-7 10. Two AA batteries for power supply, continuous work, automatic shutdown without signal within 1 minute Packing: Product size: 135*70*40mm"