This VTG Antique Brass 21” Bridge Arm Table Lamp is a vintage piece in the Edwardian style, featuring a frosted shade and a brushed brass finish. The lamp has a medium size, 21-inch diameter, and a gold color with a touch of Art Deco design. It is a corded electric lamp with a knob control and incandescent lighting technology, perfect for adding a touch of elegance and nostalgia to any space. got in storage unit just know on what we read about it wires with balls on it have not found one like that dont kmow if past owners put them on it