Adjustable flex that allows them to hang at different heights by pulling the cables into the ceiling plate. Photography fails to capture the simple elegant illumination provided by this lamp. They look simply stunning mounted on the ceiling and give a wonderful warm glow as well as casting a beautifully pleasant light across a wall and ceiling. Measures: Height 31.4 inch Diameter 13.3 inch. Every component passes thorough strict internal quality control processes. And safe for immediate use anywhere in the world. Up to 250V (Europe/UK Standard).The wiring of this item may be original and might need replacement, if not specified otherwise.