This power cord features the standard Hospital Grade, Green Dot, NEMA 5-15P Clear (transparent) and the IEC-60320-C13 Clear (transparent) connector. These power cords receive special approval from UL which is based on high quality construction and peak performance. The Green Dot marking on the face of the plug indicates the cord has been tested and is ready for use in a hospital environment. These Hospital Grade power cords are the standard cords for any medical equipment, (from x-ray machines, to life support equipment, to hospital use).