Installation steps: 1-2 Pass the lamp arm through the hole of the canopy, and then tighten It with a nut 3, Connect the lamp cap wire of the same color with the lead wire of the same color 4, Drill a hole of appropriate size In the wall, and then insert the expansion rubber plug info the hole 8. Fix the hanging board on the junction box with screws 6. Reinforce the hanging board with screws 7.