Specification:
Item Type: Fetal Heartbeat Monitor
Material: ABS
Batteries: AA Batteries x 2 (Shipped Without Batteries)
Ultrasonic Operating Frequency: 2.5MHz
Ultrasonic Operating Frequency and the Nominal Ultrasonic Operating Frequency Deviation: Should Not Be Greater Than15%
Integrated Sensitivity:90dB (Integrated Sensitivity at 200mm/7.87in from the Surface of the Probe)
Fetal Heart Rate Measurement and Display Range: Should Not Be Less Than 65-210BPM
Sound Velocity: 1520-1620m s
Acoustic Impedance: 1.5-1.7 X 106 Pa.s m
Sound Attenuation: < 0.05dB (cm.MHz)
Operating Environment:
Temperature: 5-40
Relative Humidity: 25-80% RH
Atmospheric Pressure: 70kPa-106kPa2
Storage and Transportation:
Temperature: 5-45
Relative Humidity: 9-85% RH
Atmospheric Pressure: 50kPa-106kPa
Viscosity: >15Pa.S
Ph Value: 5.5-8
Features:
1HIGH SENSITIVITY: Pregnancy heartbeat monitor has a high sensitivity probe, no radiation, low ultrasonic power, safe and accurate. 2LED LARGE DISPLAY: The pregnancy heartbeat monitor has a large LED display that allows you to see the fetal heart rate, battery capacity and volume at a glance. 3VOLUME ADJUSTMENT: The pregnancy heartbeat monitor is equipped with a volume adjustment function, so you can easily adjust the volume according to your needs. 4EASY TO USE: The fetal monitor is easy to use, just plug the 3.5mm 32 mono or dual channel headphone into the headphone jack of the device, the external speaker will be turned off and no sound will be output. 5SAFE AND ACCURATE: After hearing a recognizable, rhythmic fetal heart rate sound, keep the fetal monitor probe stationary for at least 5 seconds to ensure accuracy.
Package List:
1 x Fetal Heartbeat Monitor (Batteries Not Included)
1 x Probe
1 x Manual
