Pcmos Fetas Doppler Sonar Heart Rate Detector Heartbeat Monitor Household Handheld For Home Use notice:the screen is black and white ,not colored ,if you mind ,please don't order it Feature: Large probe, high sensitivity, 0 radiation, convenient measurement (low power, 0 micro radiation, high performance, intelligent dynamic monitoring) Large-screen LCD display readings more clearly (4.5cm large-screen LCD display, so that pregnant women with poor vision can also just their own fetal heart rate data, more convenient to ease the degree) Using clear tuning chips, the sound is more realistic Fetal health can be grasped at any time. Whether at home, office or travel, you can always listen to fetal heart rate Usage Instructions: 1, press the switch button to turn on the instrument 2, apply a coupling agent on the probe 3, move the probe to find the right fetal heart position (please contact the probe directly with the skin) Note: Please allow minor errors due to manual measurement. Item color displayed in photos may be showing slightly different since monitors are not calibrated same. Package Contents: 1pc of Fetal doppler (not included battery)

notice:the screen is black and white ,not colored ,if you mind ,please don't order it Large probe, high sensitivity, 0 radiation, convenient measurement (low power, 0 micro radiation, high performance, intelligent dynamic monitoring) Large-screen LCD display readings more clearly (4.5cm large-screen LCD display, so that pregnant women with poor vision can also just their own fetal heart rate data, more convenient to ease the degree) Using clear tuning chips, the sound is more realistic Fetal health can be grasped at any time. Whether at home, office or travel, you can always listen to fetal heart rate Package Contents: 1pc of Fetal doppler (not included battery)