市场上主要的颜色标识:
'warm white' (similar to the light from incandescent light bulbs) of about 2700 to 3000 degrees Kelvin
'white' of about 3500 degrees Kelvin
'cold white' of about 4000 degrees Kelvin
'neutral white' of about 5000 degrees Kelvin
'daylight' of about 6000 degrees Kelvin.