Display with backlight LCD
Humanized bent probe for convenient operation
3 work modes: real-time, average, manual
The built-in speaker gives a clear and loud voice. Output for headphones
High sensitivity probe, can be changed on the requirement
Automatic shutdown function in case of no work for one minute
<p><b>Product Information:</b></p><p>Fetal Doppler is a kit used to detect the heartbeat of an unborn baby. It features a large LCD with a blue backlight that displays the heartbeat per minute, a built-in loudspeaker with buttons to increase or decrease the heartbeat volume, and a 3.0 MHz waterproof ultrasound probe with coil cable. This product is lightweight, highly portable, easy to operate,</p><p><br></p><p><b>Probe frequency:</b></p><p>2.5MHz±10%</p><p><br></p><p><b>Tolerance scope:</b></p><p>± 2bpom</p><p><br></p><p><b>Heart rate display:</b></p><p>3-240BPM</p><p><br></p><p><b>Lifetime/Life:</b></p><p>5 years</p><p><br></p><p><b>Normal heart rate:</b></p><p>120~160times/min</p><p><br></p><p><b>Applicable batteries:&nbsp;</b></p><p>AA batteries (not included)</p><p><br></p><p><b>Package Contents:</b></p><p>1 x Fetal Heart Rate Detection,</p><p>1 x probe,</p><p>1 x blister liner,</p><p>1 x English user manual,</p><p>1 x color box,</p>