Power supply unit (CC, DC) dimmable, BASIC, DIM, Multi CC, DMC-40 W, Constant current, Dimmable: Yes, DALI 1.0 / DT6, Push-Dim, 28.0-40.0 W, Rated Input Voltage: 110-240 V/AC, Output Voltage: 3-42 V/DC, Output Current Selectable: 350 mA, 500 mA, 700 mA, 1050 mA, Plastic, White, Length: 122 mm, Width: 78 mm, Height: 33 mm, Protection class II/protective insulation, Working Temperature: -20 to 50 °C, IP 20, Flicker-free