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Quick Details

  • Type: Doppler Ultrasound Equipment
  • Brand Name: Accurate
  • Model Number: FD21B
  • Place of Origin: Guangdong, China (Mainland)
  • Operating frequency: 2.5MHz±10%
  • Ultrasound Frequency: 2.5MHz Continuous Wave
  • FHR range: 50~240BPM (BPM: beat per minute)
  • Size: 140 x68x28mm
  • Brand: Accurate
  • Function: Automatic shutdown
  • Work Hour: Continuous operation up to 15 hours
  • Warranty: 1 year
  • Advantage: Durable
  • Weight: 150g (including probe, excluding battery)

Packaging & Delivery

Packaging Details Size: 140 x68x28mm (HxWxD)
Weight: 150g (including probe, excluding battery)
Delivery Time In 1-3days

Fetal Doppler/Baby Fetal Heartbeat Monitor/Cheap Fetal doppler Amazon and Ebay Hot selling fetal doppler


Fetal Doppler


Ultrasound fetal doppler for moms to be - listen to your baby from the 12th week of pregnancy


Automatic FHR detection

Informative, easy to read, Color LCD display

FHR values, bar graph and heartbeat waveform color display

Built-in speaker

Automatic shutdown

Battery status indicator

Automatic counting

Loudspeaker/Headphone jack 

Infinitely variable volume control

Operation mode:Real-time FHR

Continuous operation up to 15 hours

Color of device: blue and Pink


Display: 35mm x 28mm(1.77”) Color LCD display

FHR range: 50~240BPM (BPM: beat per minute)

Ultrasound Frequency:  2.5MHz Continuous Wave        

Operating frequency: 2.5MHz±10%

P-: <0.5MPa

Iob: <10 mW/cm2

Ispta: <50mW/cm2

Size: 140 x68x28mm (HxWxD)

Weight: 150g (including probe, excluding battery)

Delivery content:

Ultrasound Fetal Doppler

2x AA 1,5V Alkaline Batteries


Manual (English)


Contact Us:

Ms Gigi Chen
Regional sales manager

Skype: gigi_lehumed

Branch office:

  Shenzhen Lehu Life Technology Co. ,Limited

  Head office:

  Hunan Accurate Bio-Medical Co.,Ltd

  Website:  http://www.accbiomed.com/


  Address: Suite 0704,7/F Su Hou Building anxin Road 3004 Nanshan  District, ShenZhen China 

  Cel: +86-13726930511( What's App/Wetchat)

  Tel: +86-755-26467487

  Email: gigi.chen@lehumed.com


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