Description Pocket size adult & pediatric ECG simulator with arrhythmias and pacer simulations Key Features: Compact, lightweight, pocket-sized. Easy top-panel control. 12-lead Electrocardiogram. Adult and pediatric normal-sinus rhythms. 35 arrhythmia selections. Electrocardiogram performance waveforms. ST segment levels. Pacemaker simulation. Electrocardiogram artifact. Battery operated.