Fetal Doppler

Retails for $100 NWOT Fetal heart rate performance features: 1. 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. Handy and compact, 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. Adopt the same DSP technology and fetal heart rate algorithm as the fetal monitor to ensure accurate and reliable fetal heart rate monitoring 8. Pulse 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 sounds loud, 1-7 levels 9. Powered by two No. 5 (AA) batteries, it can work continuously, and it will automatically shut down if there is no signal for 1 minute.