Sell 【Ready Stock】2.5MHz LCD Digital Prenatal Fetal Doppler Heart Fetal Rate Monitor Sound Monitor Screen Display best price

Description 100% brand new & high quality Color:As the picture shows The pocket fetal doppler is a hand-held obstetrical unit, which is applicable to hospital, clinic and home for daily self-check by pregnant women. It contains components of an ultrasonic signal transmitter and receiver, an analog signal processing unit, FHR calculating unit, 2 screens optional, etc. Calculating FHR with DSP techniques as used in the fetal heart monitor, ensure the FHR accuracy and reliability. Features: Reliable FHR detection Acquire the fetal heartbeat signals from fetus throughout pregnancy with ( fetal heart rate ) bicolor LCD screen and color TFT screen Support 2.5MHz probe High sensitivity probe, low ultrasound power, safer to the fetus Built-in speaker and audio output You can share your joy - a healthy and strong heartbeat with your lover, families and friends Automatic power-off It will shut off after 1 minute of inactivity How to use: Before using it for the first time, make sure 2 batteries are in Press the power button to power on, then adjust the volume Lie flat with a cushion pillow, keep legs straight and relax Attach the fetal probe to the abdomen to locate the position of the fetus and find out the best direction to the fetal heart After hearing regular fetal heart sound, the FHR value will display on the screen in real time Gestational weeks: not less than 12 weeks Working Temperature: 5 - 40 Deg.C / 41 - 104 Deg.F Storage / Transportation Temperature: -20 - 55 Deg.C / -4 - 131 Deg.F Working Humidity: 15 - 85 percent Storage / Transportation Humidity: 10 - 93 percent Atmospheric Pressure: 86 - 106kPa Integrative Sensitivity: Not Less than 90db FHR Measuring Range: 50 - 210 BPM ( BPM : beat per minute ) Accuracy: + / - 2 BPM Speaker Power: 0.5W Power: 2 AA Batteries ( not included ) Working Frequency: 2.125 - 2.875 MHZ Spatial-peak Temporal-peak Intensity: Less than 21.7kPa Ultrasonic Output Intensity: Less than 10mW Powered Source: Dry Battery Display type: Color Feature: LCD Display,Portable Pattern Type: Solid LCD Size: 1.8 inch Batteries Required: Yes Technical Feature: Other