The ZOLL AED 3 is the newest in the ZOLL line-up of AED Machines and comes in two forms, the 3 and 3BLS. These two newcomers are essentially updated forms of the ZOLL mainstays, the AED Plus and AED PRO , but are enhanced with new features. ZOLL AEDs are versatile, rugged, and have outstanding features which give guidance that is crucial to a successful rescue. As a result, neither AED is cheap, but still well worth considering for most any buyer, whether a lay user or a professional first responder. “I was not expecting the AED to walk me through doing compressions. I was sure thankful for that ‘press, press,press’.” -Mark Tucker, Rescuer, CM Tucker Lumber in Pageland, SC ZOLL AEDs have behind them a long history of development by the original experts in the field of electrical heart monitoring and stimulation for the purposes of defibrillation and pacing. ZOLL Medical, producer of ZOLL AEDs, was founded by Dr. Paul M. Zoll and associates in 1980. Zoll, while...