IN fixture -  16x cree LED - max 20W
the in element hides completely in the track, max 18W, LED colour 2700K / 3000K / 3500K                         
size: L 30cm (11.8inch) H 3cm (1.18inch)L 2cm (0.787inch)           
weight: 260g (9.17 ounce)
* also available as plasterkit