The Nicolet ELITE hand-held Doppler is used in obstetrics and other vascular applications. The Doppler displays the heart rate and has all the features you need in a hand-held Doppler. It uses 2 or MHz obstetric probes for the fetal heartbeat to be heard. It also uses a flat 5 MHz or pencil-tip 8 MHz vascular probes to screen people who are at risk of stroke, peripheral arterial diseases, and occlusive vascular conditions. It can also be used to monitor pulses and acquire systolic blood pressure swiftly. An optional digital readout makes use of autocorrelation where it recognizes a pattern and tracks heart rate accurately. An optional recharger is offered by the Elite in order to minimize battery replacement. Its manufacturer has been creating quality Dopplers for more than 3 decades and offers outstanding customer service.