Zoll Pro-Padz Gel Radiolucent Multi-Function Electrodes are designed to provide an unobstructed view of the coronary arteries during x-ray studies. Zoll Pro-Padz are specifically designed, tested, and validated for use with Zoll defibrillators and pacemakers. Specifications Zoll Pro-Padz Solid Gel Radiolucent Multi-Function Electrode Specifications4 Gel Type: Polymer Hydrogel. Shelf Life: 12 months. Conductive Element: Silver/silver chloride. Packaging: Polyester foil peelbound laminate. Lead Wire Length: 32" (81.3 cm). Configurations Zoll Pro-Padz Gel Radiolucent Multi-Function Configurations Part Number Quantity Gel #8900-2105-01 12 pairs Liquid #8900-2106-01 1 pair Liquid #8900-4005 12 pairs Solid #8900-4006 1 pair Solid Literature Zoll Pro-Padz Gel Radiolucent Multi-Function Electrodes Literature Zoll Pro-Padz Specification Sheet Zoll Complete Electrode Product Guide