The H3+ digital holder recorder is very small and lightweight. The patient will hardly notice it is there. The device offers three channel recording and two channel bipolar recording is also available. When hooked up to a patient, caregivers can preview the ECG waveforms through the graphic display. It offers a recording time of 24 or 48 hours and it only needs 1 AAA battery and it has the ability to continue recording for a period of two days. The data can easily be transferred through a USB cable to the H-Scribe Holter Analysis System.