Zoll CPR � D-PADZ Supplied with gloves, barrier mask, scissors, razor, wet wipe and dry wipe, CPR-D-padz for Zoll AED Plus, 5 Year Shelf Life or single use, ZOLL �s Full-Rescue AED features CPR-D-padz� a one-piece, pre-connected electrode with Real CPR Help� feedback, By using CPR hand placement as the landmark, it is easy to place the CPR-D-padz on the victim quickly, The CPR-D-padz last five years �the longest shelf life of any defibrillator electrode sold today, The ZOLL AED Plus converts compression data instantaneously from the CPR-D-padz and provides an adaptive metronome to help the rescuer with the proper rate and depth, saying Push harder  or Good compressions  as needed. It also shows CPR compression depth on the display screen ZOLL �s AED Plus is the only AED that helps the rescuer achieve the correct rate and depth of chest compressions during CPR