https://www.visualcomfort.com/boston-swing-arm-sl29203/?selected_product=SL%202920BZ-L#1651=57121&
Overall Dimensions: Height: 13", Width: 17"
Extension: 18.5", Backplate: 5" Round
Socket: E26 Hi-Lo, Wattage: 60 A19
Shade Details: 8" x 12" x 7" Linen
Finish: Bronze
Cord Cover Included