Ce Mark Potable Fetal Doppler Bf-500d+ (Popular)

We are instrumental in providing to our valuable customers excellent quality CE Mark Potable Fetal Doppler BF-500D+ (Popular) which is available with following Features:
* Pocket Fetal Doppler mainly applies to detect the fetal heartbeat rate from the twelfth week;
* LCD can display FHR, synchronous FHR signal, battery indicator, volume of sound and alarm indicator accurately;
* Built-in rechargeable battery can work continuously more than 5 hours;
* Blue backlight LCD display for use conveniently at night;
* Automatic power off ( one minute), self-detect function, and alarm function when FHR is out of the normal range or battery power is in shortage;
* Only 270g, can be carried conveniently with a gallus;
* Built-in speaker and collocated with earphone jack;
* 2.0MHz probe.

Specifications:
* Executive Standard: EN61266:1995
* Ultrasonic frequency: 2.0MHzA 10%
* Ultrasonic intensity: a 10mW/cm2
* Comprehensive Sensitivity: a Y90dB
* FHR range: 60--210bpm(A 2bpm)
* FHR alarm range: a 100bpm or a Y160bpm
* Isptp: a 0.1MPa
* Battery: 9V dry battery (optional for 9VNi-MH rechargeable batteries and charger)
* Maximum audio output intensity: a 1W
* Doppler frequency: 100--3000Hz
* Static continuous working time: a Y2h
* Automatic Dormancy time limit:1 minute
* Working temperature: 10-40a
* Humidity: a 80%
* Atmospheric pressure: 86--106kPa