LED Frame ceiling lamp with infinitely variable CCT colour temperature control from cool white, neutral white to warm white (3,000 - 6,500 Kelvin). May as well be controlled by your wall switch. The living room lamp is infinitely dimmable. The LED ceiling lamp comes with a 30-minute timer and a night light function that sets a warm white light colour with 3,000 Kelvin and a low dimming level. A memory function automatically saves the last setting The swivelling LED frame has 3 light sources of 42.5 watts and 4,500 lumens in total. The design is round and comes in a black and wooden finish for a beautiful retro-vintage look. The frame's dimensions are 717x674x108mm/ 28.2x26.5x4.2in. The three LED rings are 39 cm/ 15.3in in diameter. The lower two may be swivelled 360 degrees The round ceiling rose covers your existing ceiling outlet up to 22cm/ 8.6in. The mounting holes are 19cm/ 7.4in apart