Generic Doppler handheld baby heart rate monitor (Screen curve model)

Description: 1.Easy To Use, High Performance Baby Monitor For You. Fhr( Fetal Rate) - Wave - Sound - Professional 3mhz Detector - Warning System. 2.It Has 3 Doppler Processing Modes: Real-Time Fhr Fetal Rate Display Mode , Averaged Fhr Display Mode And A Manual Mode. 3.Easy To See Doppler Fetal Rate On The Built In Lcd Screen In Real Time. And Color Screen Function Display Can See The Curve. Specification: Probe Frequency:3.0 Mhz Plusmn10% Error Range:Plusmn 2bpm Rate Display Range:50-230bpm Material: Abs Plastic Need 2 Aa Batteries! (Not Included) How To Operate: 1.Check the device is no damaged and the attachment is intact.if not in good condition please do not use it. 2.Install the battery and close the battery storehouse. 3.Connect the probe with the host properly,put the gel on the surface of the probe head.then hold the probe in one hand to defect the heart rate.make sure the probe is direct with the mom’s skin.Remove the entire probe along the direction if the arrow. This fetal doppler can be used above 16 weeks of pregnancy.this device must be in direct with the pregnant woman’s skin and used with gel to help defect fetal heart rate.the normal heart rate of an unborn baby is 110-160bpm,the fetal doppler is not a diagnostic device and you should consult with your doctor if necessary.For the detailed operation procedure,please read the user manual carefully and follow it.