Product information

Product name: Ultrasonic Doppler fetal heart rate meter

Product model: FD300

Screen type: LED display

Heart rate range: beat 50-240 min

Resolution: Beat once per minute

Accuracy: Run-out ± 2 times/min

Output power:P < 20mw

Emission area: < 208mm

Operating frequency: 2mhz ± 10%
 
Working mode: continuous wave ultrasonic Doppler

Type of battery: two 1.5V batter

Product size: 14cm * 8.5cm* 4cm

Net product capacity: 180g

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