Anyone who has least CPR and AED practice can use an AED to assist save a life. AEDs are intended to benefit people with the least training use them carefully in extreme, pressure conditions. They have various built-in shields and are intended to remit a shock particularly if the AED identifies one or further shocks are required. Utmost AEDs use loud voice assists to escort the user in the process. AED is a lightweight, transportable device.