Ceiling light rs led a1 with sensor switches on silentlysimple in shape and colour the sensor led ceiling light rs led a1 is an efficient light source with modern led technology for both indoors and outdoors the timeless design harmonises with many decorating styles fitted with 360 high frequency sensor 12 w led in total luminous colour warm white 3 200 kelvin 270 lumens twilight setting 2 2 000 lux time setting 5 seconds 15 mins range 3 8 m