BRUMBERG Biro Circle Ring10 Ø 45cm up/down CA black 3000 K; Biro Circle Ring LED pendant light, ring height 10 cm, Casambi-compatible The lampshade of the Biro Circle Ring pendant light is designed as a 10 cm high ring in which LEDs have been installed all around. They emit most of their light downwards and also upwards. The opal white plastic covers ensure optimum light distribution. The Biro Circle LED office hanging light, which is particularly suitable for office and conference rooms, is equipped with an electronic ballast with Casambi module so that the light can be controlled smartly using a tablet, smartphone or even a smartwatch via the Casambi app, which is available free of charge for Android and IOs. - with rotationally symmetrical narrow-wide beam light distribution - upward and downward light distribution (30 % up, 70 % down) - 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 ballast, Casambi dimmable color: black material: Aluminium, plastic, steel
