ECG Electrode,adult,dia.50mm,round,ventilated paper backing,Solid conductive gel,Ag/AgCl sensor,applied to ICU,CCU ... ECG Monitoring.1).Features: Adult,Dia.50mm,Round shape,ventilated paper backing,Solid conductive gel,Ag/AgCl sensor.2).Components: Metal snap ... electrode to stay in placefor long term monitoring;-High permeability backing materials allow the skin to breathe and function normally;- ...