PENY Household Fetal Doppler Baby Prenatal Heart Monitor LCD Display Fetus-Voice Meter Pregnant Woman Daily Care Product

It is a quality fetal heart rate detection instrument that uses Doppler principle to obtain fetal heart rate from pregnant woman’s abdomen and presents the data fetal heart rate via voice monitoring, digital display and other means. You can use it to hear fetal heart sound and calculate RCF for pre-monitoring and fetal care.

Caractéristiques :
Sonde haute sensibilité, sans rayonnement, faible puissance ultrasonore, sécurité et haute précision.

Large LED display, you can see the fetal heart rate, battery capacity and volumes clearly.

< p>Equipped with volume adjustment function, you can easily adjust the volumes according to your demands.

Insérez la prise casque mono ou double canal 3,5 mm 32 dans la prise casque de l&# device, you can use the headphones to listen to the fetal heart sound, at the same time, the device’s external speaker will be closed, without any audio output.

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Après After hearing a recognizable, rhythmic fetal heartbeat sound, hold the probe still for at least 5 seconds so that the device can correctly measure and display the fetal heartbeat.

Alimenté par deux sections de pile AA, supports continuous operation. (battery is not included)

Note:
The normal fetal heart rate range is 120-160 bpm.
100-120bpm and 160-180bpm are critical ranges to pay attention to.
The value below 100bpm and above 180bpm should be concerned.

Specifications:
Name: Fetus-Voice Meter
Material: ABS
Colour: White
Battery: 2 AA batteries (not included)
Earphone: 3.5mm 32 single or dual channel headphones
Ultrasonic working frequency: 2.5 MHz
The difference between the ultrasonic working frequency and the nominal ultrasonic working frequency: ne should be no more than ±15%
Overall Sensitivity: 290dB (at a distance of 200mm from the surface of the probe, the overall sensitivity)
Measurement of fetal heart rate and range of ;display: should not be less than 65-210 BPM
The speed of sound: 1520- 1620m/s
Acoustic impedance: 1.5- 1.7 x 106 Pa.s/m
Sound Attenuation: < 0.05dB/(cm.MHz)
Working environment:
Temperature: 5°C-40℃
Relative humidity: 25-80% RH
Atmospheric pressure: 70kPa-106kPa2< ; br />Storage and transport:
Temperature: 5℃-45℃
Relative humidity: 9-85% RH
Atmospheric pressure: 50kPa-106kPa
Viscosity: >15Pa . S
PH value: 5.5-8
Service altitude <2000m
Package size: 170 * 115 * 50mm / 6.69 * 4.53 * 1 .97in
Package Weight: 160g / 5.64ounces

Packing List:
1 * Fetal Doppler
1 * Directive