Ultrasonic Fetal Heart Rate Detector, Portable Home Use Doppler with LCD Display Screen for Baby, Easy-to-Use Diagnostic Device

Product Information: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,
Probe frequency:2.5MHz±10%
Tolerance scope:± 2bpom
Heart rate display:3-240BPM
Lifetime/Life:5 years
Normal heart rate:120~160times/min
Applicable batteries: AA batteries (not included)
Package Contents:1 x Fetal Heart Rate Detection,1 x probe,1 x blister liner,1 x English user manual,1 x color box,