2.5Mhz Waterproof Fetal Doppler Heartrate Monitor
Compact and portable design provides a convenient use and carrying.
Large backlight Color screen LCD displays the fetal heart rate.
Interchangeable waterproof probe.
Built-in speaker gives clear and loud sound.
Automatic shutdown function in case of no work for one minute.
Fully charged battery enables to work continuously for over 10 hours.
High sensibility can detect the pulse of 16-week fetus.
Three calculation modes to calculate fetal heart rate:instant,10 second average and manual.