Vintage Holtkotter Leuchten Brass Piano / Desk Lamp Swing Arm & Dimmer. This item is preowned. Some general signs of use/wear to finish. Tested and works. Please see pictures and let me know if you have any questions. Lamp is adjustable at all points on the arm. Lamps dims with switch on base. Base dimensions are 3 5/8 x 6 1/2". High quality, well made lamp with heavy base. Thanks for looking!