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 .
After tested , Seldom no radiation .
5）Turn off automatically
No operation automatically turn down within 60S.
2.5 MHz plusmn10%
Rate display range
130mm (L)*100mm（W) *36mm(H)
2*AA ( battery wonrsquot send )
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