Diameter Ø12.5cm Height 17.5cm Depth 12.5cm Effect 3.6W, Energy class A+ Cap E27 Luminous flux 320lm Beam angle 360° Colour temperature 2200K Colour rendering index 80Ra Colour consistency <6SDCM Average lifetime 25000h Switching cycles 12500pcs Power factor 0.85 Starting Time 0s (instant) Operating temperature -20° - +40°C° Dimmer compatible Yes