Fetal Doppler Machine / Pocket Fetal Doppler For Baby Heart Rate Measurement
Usage20D ultrasonic fetal doppler meets the fetus daily check and routine examination at home, clinic,community and hospital.Features1. Easy and convenient operation2. High-fidelity, crystal clear sound3. Earphone and speaker are feasible4. High sensitivity doppler probe5. Low ultrasound dosage6. Display with backlight LCD7. Unique ergonomic designTechnical Specification1. Ultrasound frequency: 2MHz2. Ultrasound intensity: <10mW/cm23. Power supply: DC Ni-Mh rechargeable battery AC 220/110V, 50/60Hz4. Display: 45mmx25mm LCD5. FHR Measuring range: 50~240bpm6. FHR resolution: 1bpm7. FHR accuracy: ±1bpm8. Power consumption: <1W9. Dimension :135mm x95mm x35mm10. Weight:500g Ultrasound frequency2MHzUltrasound intensity2MHzPower supplyDC Ni-Mh rechargeable batteryAC 220/110V, 50/60HzDisplay45mmx25mm LCDFHR Measuring range50~240bpmFHR resolution1bpmFHR accuracy±1bpmPower consumption<1WDimension135mm x95mm x35mmWeight500g
20SeriesDifferenceTable Functions20A20D20C20B20GDopplertypeContinuousContinuousContinuousContinuousContinuousDisplayNoB/WColourB/WColourBacklightNoYesYesYesYesBuild-inspeakerYesYesYesYesYesVariousdisplaymodesNoNoYesNoYesVolumeadjustYesYesYesYesYesBatteryindicatorNoYesYesYesYesFHRdisplayNoYesYesYesYesFHRcurveNoNoYesNoYesAutopoweroffNoYesYesYesYesVariousworkmodesNoYesYesYesYesAlkalinitybatteryYesNoNoYesYesNi-MhbatteryNoYesYesNoNoChargeindeviceNoYesYesNoNo