Surface: Black, powder coated and brass.Material: Base and shade: aluminium.Stem: brass. Cord length: 3.3 m.Light control: Switch in the lamp stand. 2 light levels.Cord type: Black plastic. LED driver: external with plug.There is a timer function for automatic switch off that can be set to 4 hours or 8 hours.It is possible to set the lamp to turn on with a specific light level.Please note that the brass surface is left untreated. This means that the surface will change over time and develop a patina.The angle of the shade can be adjusted to optimise light distribution.The lamp is fitted with an integrated energy-saving LED light source.