BRUMBERG Pendant Light Biro Circle Ring, Black, Workroom / Office, Aluminium, Modern, Ceiling Light; An aluminium ring forms the lampshade of the Biro Circle Ring LED pendant light from BRUMBERG, which hangs directly from the ceiling on delicate steel cables so that it almost appears to float in the room thanks to the barely visible steel cables. The LEDs installed all around the ring emit powerful and optimally distributed light downwards thanks to the rotationally symmetrical deep-wide light distribution and an opal white plastic cover. The Biro Circe Ring LED office hanging light is specially designed for lighting offices and conference rooms, but can also effectively and evenly illuminate the dining table in the home - general colour rendering index CRI > 80 - service life L70/B50 at 25 °C: 276,000 h, service life L80/B20 at 25 °C: 153,000 h - housing material: aluminium / steel / plastic - permissible ambient temperature (ta): -20 °C - +25 °C - with electronic control gear, switchable, not dimmable height:10 cm, color: black material: Aluminium, plastic, steel