The design source for this Frank Lloyd Wright Night Light is one of a series of patented designs for the glass prisms created by Frank Lloyd Wright for the American Luxfer Prism Company. This design is based on a flower composed of circles and squares. This stunning new Frank Lloyd Wright Luxfer Prism design hardwood night light is precision laser cut for quality of finish and design accuracy. The night light has a built in light sensor to automatically turn on and off. Complete with bulb. Size: 3.87" x 3.87"