Wall module Reflex SI/SI, LED light, Busch-iceLight, Wall module Reflex SI/SI one light direction For ambient and orientation lighting. Light emission upwards or downwards. For holding decorative inserts type 2145-19, 2144/1x-19, 2144/2x-19, 2145/1x-19 and 2145/2x-19. Standard insert 2145-19 pre-assembled in delivery condition. Dimensions (H x W x D): 54 mm x 54 mm x 15 mm