Use this "AED - Automated External Defibrillator" safety sign to alert people to the presence of an automated external defibrillator. This sign features large red text and graphics on a bright white background. Also included is a graphic of a heart with a lightning bolt going through it. This sign is made of rigid plastic, so it is tough and abrasion resistant, and it printed with UV inks. It's 3-D shape helps to make it more visible from any direction.