Ultrasonic fetal Heart Monitor are used mainly for Fetal Cardiac monitoring localization, Intrauterine Death, Multiple Pregnancy. Cardio vascular Diagnosis, Paediatric Application, Continuous monitoring of fetal etc.Portable and Handy with a carry bag.Works on mains as well as on battery.Ear Phone Facility.Attractive ABS CabinateDimension 6.75 " x 3"Technical Data:Frequency 2MHzPower Supply Battery of 9 Volts (Single Battery) or 220V. A.C. (Input) With 9 Volt Adaptor (Output)