Overview:
 
1)2.5 Mhz Waterproof probe
High sensitivity of the probe, 12~16weeks can hear fetal heartbeat .
2)LCD digital screen
Light screen , the digital display is more clearer .
3) Two model shows
Press the left button , switch two model shows .
4)No radiation
After tested , Seldom no radiation .
5)Turn off automatically
No operation automatically turn down within 60S.
 
 Specification:
 
  
   | 
     Probe frequency 
    | 
   
     2.5 MHz plusmn10% 
    | 
  
  
   | 
     Error range 
    | 
   
     plusmn 2bpm 
    | 
  
  
   | 
     Rate display range 
    | 
   
     30-240bpm 
    | 
  
  
   | 
     Validity period 
    | 
   
     5 years 
    | 
  
  
   | 
     Size 
    | 
   
     130mm (L)*100mm(W) *36mm(H) 
    | 
  
  
   | 
     weight 
    | 
   
     250g 
    | 
  
  
   | 
     Battery 
    | 
   
     2*AA ( battery wonrsquot send ) 
    | 
  
 
 
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1*Monitor