This is a vintage Sunbeam Ironmaster S-4C steam iron.
The iron is black and has settings for rayon, silk, steam, wool, cotton, and linen. It is 110-120V, 1000W, AC only, and has a 72" cord.
It measures about 5.5" tall, 11" long and 4.75" wide.
The iron is in pre-owned condition with scorch stains on the bottom, and some other stains on the sides of the base. The iron has been plugged in and heats up.