SAFE AND NON INVASIVE - Easy to use at home digital display
Light and portable Built-in speaker with volume control , On/Off switch, volume control
You can operate the unit with 3MHz probe for vascular diagnosis. Intended for use by health care professionals in hospital, clinic, and private office settings. The 2 and/or 3 MHz waterproof probes are indicated for the detection of fetal heart rate from early gestation through delivery and as a general indication of fetal well being. They can also be used to verify fetal heart viability following patient trauma.