fluorscent T5 - 7W LED - 549 mm - 4000K - Ledvance - SKU 1993

Light sources that fit our luminaires are the most popular ones, i.e.:

GU10, GU10 ES111, GU10 MR11, G9, GX53, E14, E27, T5,T8. 

All bulbs are available in two basic colors: warm 3000K and neutral 4000K. 

The exception is the E14 and E27 frames, which are available in 2700K and 4000K colours.

The so-called "vintage" bulbs are available in a very warm color of 2200K.