OLED display indicates FHR as a numeral, trend diagram, and outputs fetal heart sound. Patented acoustic design enhanced vivid sound. 6 Modes: FHR mode, Curve mode, Replay mode, Average FHR mode, Manual Count mode, Countdown mode. High Sensitive 2.5 MHz Doppler probe, accurate FHR detection. Date and time can be displayed. 36 hours of patient record storage and reply function. Built-in rechargeable battery for 12 hours of continuous work
An alarm is enabled when FHR runs beyond the normal FHR limit range. Medical-use switch power supply guarantees a 50,000hrs working life. FHR:
Pulsed Doppler Ultrasound Frequency: 2.5MHZ
Intensity:2. 5 mW/cm2 or less
FHR Range:60-210bpm
FHR Accuracy: ±1ppm or less