PRODUCT DETAILS:
How to use it:
1. For the first time use, be sure to open the battery cover on the back of fetal doppler and insert the battery that meets the requirements.
2.After inserting the headset, press the power button to turn it “On”, The LED screen will display’–’
3.Put proper amount of ultrasonic cou-plant to ultrasonic probe evenly.(At this time adjust the volume first)
4.Find the fetal heart, Put the probe to the abdominal wall of the pregnant women, adjust the probe position or angle, get the fetal heart signal ,every time listen to 1minutes.
PRODUCT PARAMETER: