The device is compact and lightweight with a 7-inch colored display screen that is folding up to 90 degrees. It comes with a built-in long life thermal high dot matrix thermal printer. It uses the standard patient event marker with the event marking button that will mark separately the clinical events. It can detect auto fetal movement and uses wide beam forming, multi-crystals, highly sensitive ultrasound transducer, and low ultrasound power. The device uses AC or Li-ion battery and can store and recall up to 12 hours of data.