Stainless steel, aluminum. Adjustable via two ball-joints.Light sourceSocket G53, max.70 W, compatible with bulbs of the energy classes A++ - E. From September 1, 2016 light bulb not included in EU countries. The halogen bulb is available separately. Also works with LED.Technical dataFor 230 or 125 volts, secondary output 12 volts. With integrated electronic transformer. Minimum load 20 W.DimensionsLength 25 cm, Width 11 cm, Depth 20 cm. Case 15 x 5 x 3 cm.More infoTransparent cable (300 cm) with switch, not dimmable. In trade the light source is also available with other angles and wattages.