Pendant lamp, Office Three Pro Up and Down, 77 W, DALI, 4000 K, white, 10900 lm, Rated Input Voltage: 220-240 V/AC, Dimmable: Yes, DALI 2.0 / DT6 D4i, Intelli Push-Dim, Aluminium, Matt, IP 20, Length: 1391 mm, Width: 64 mm, Height: 35 mm, Pendulum Length max.: 2500 mm, Working Temperature: -20 to 45 °C, Life Time L70 / B50: 72000 h, Reception / Communication, Office / conference, Home office / study, Education / school / lecture theatre, Suitable for workstations with screens (in accordance with EN 12464-1 BAP65 [L65 =3,000 cd/m²]), Eligible for BEG German federal funding for energy-efficient buildings, CRI>95 for direct light proportion, Indirect light proportion 85 %, D4i power supply unit for direct pairing with DALI sensor