The box for the switch and gfci seemed clear-cut, sets of 3 wires, 1 black, 1 white and 1 ground. One set for the transfer and one set for the gfci. The box for the mild fixture has 2 black and a pair of white wires. One black wire is loose, the opposite is connected to a black wire that goes into the wall and this connection is wrapped in uninsulated copper cord. If you want this image please right click and save the photo, thanks for touring this internet site, we offer a variety of alternatives associated with wiring gfci in rest room diagram at for outlet pics for you, do now not hesitate to come back back.