Description

Features: Pocket Fetal Doppler mainly applies to detect the fetal heartbeat rate from the twelfth week; LCD can display FHR accurately; Built-in rechargeable battery can work continuously more than 4 hours; Blue backlight LCD display for use conveniently at night; Only **0g, can be carried conveniently with a gallus; Alarm function when FHR is out of the normal range or battery power is in shortage; Built-in speaker and collocated with earphone jack; 2.5MHz probe and easy to replace. Specifications: Executive Standard: EN****6: ***5 Ultrasonic frequency: 2.5MHzÃ???Ã??Ã?±*0% Ultrasonic intensity: Ã??Ã?¢?Ã??Ã?¤*0mW/cm2 Comprehensive Sensitivity: Ã??Ã?¢?Ã??Ã?Â¥*0dB FHR range: ******0bpm(Ã???Ã??Ã?±2bpm) FHR alarm range: Ã??Ã?¢?Ã??Ã?¤**0bpm or Ã??Ã?¢?Ã??Ã?Â¥**0bpm Isptp: Ã??Ã?¢?Ã??Ã?¤0.1MPa Battery: 9.6V Ni-MH rechargeable batteries Adapter input voltage: AC **0VÃ???Ã??Ã?±*0% *0Hz / **0VÃ???Ã??Ã?±*0% *0Hz Rechargeable battery input voltageÃ??Ã?¯Ã??Ã?ÂÂ&frac*4;?no loadÃ??Ã?¯Ã??Ã?ÂÂ&frac*4;?: DC *2VÃ???Ã??Ã?±1V Maximum audio output intensity: Ã??Ã?¢?Ã??Ã?¤1W Doppler frequency: ********0Hz Static continuous working time: Ã??Ã?¢?Ã??Ã?Â¥4h Working temperature: ****0Ã??Ã?¢?? Humidity: Ã??Ã?¢?Ã??Ã?¤*0% Atmospheric pressure: ******6kPa