The light diffuses from the etched portions only, creating this neat floating symbol effect. The led module is a little 3D printed insert that screws into the hilt. It aligns all the LEDs in the same direction and various electrical bits installed (resistors, switch, voltage regulator). #thelegendofzelda #legendofzelda #tearsofthekingdom #sword #zonaitesword #zonai #zelda #link #prop #cosplay #costume #replica #propmaker #maker #led #ledlights #art