LCD Screen Baby heart Beat,Prenatal Pocket Fetal Heart Rate doppler Minitor,gel Pink Baby Sound B

Instructions
Baby Sound B Pocket Fetal Doppler is a hand held equipment for detecting Fetal Heart Rate(FHR) which is specially designed for pregnant women to conduct daily detection of FHR by themselves. Pregnant women can operate by themselves to hear fetal heart sound and calculate FHR to realize the purpose of pre-monitoring and fetus caring.Baby Sound B is a high performance model with LCD digital display. 
Main Features
◆ The probe and main units integrated together
◆ Delicate and compact design, portable to use
◆ Particular 2 Headphone Sockets design can let expectant mother and father hear the fetal heart sound together
◆ High sensitive doppler probe
◆ Low ultrasound output intensity, much lower than the relative government standard and with high safe quality
◆ Low power consumption, two AAA size batteries can last more than 8 hours for continuous use (depend on battery type and volume)
◆ Can be connected to a computer or recorder to record the fetal heart sound with recording cable
◆ LCD FHR Display with high accuracy
◆ Screen will be locked automatically without signal for 15s, which is convenient for pregnant women to operate individually
Main performance
Anti-electroshock Type: Internally powered equipment
Anti-electroshock Degree: Type CF applied part
LCD Display:25 mm × 14 mm
FHR Measuring Range: 50 BPM ~ 240 BPM (BPM: beat per minute)
Resolution:1 BPM
Accuracy:± 2 BPM
Power Consumption:< 1 W
Voltage:DC 3 V
Power Supply: TWO 1.5V(AAA size) alkaline battery
Suitable Using Range: Suitable for use after the 12th week of pregnancy
Probe:
Nominal Frequency: 2.0 MHz
Working Frequency: 2.0 MHz ± 10%
Ultrasound Output Power: P < 20 mW
Negative Peak Sound Pressure : P_ < 1 MPa
Working Mode: Continuous wave doppler
Physical Characteristic
Dimension: 110 mm(L) × 55 mm(W) × 16.8 mm(H) (the space between probe culmination and upper panel is 26mm)Weight: About 80g