Wall sconces set of two comes with all mounting hardware accessions and installation instructions for a quick and easy installation. There are 3 joints to freely rotate the swing arm up and down, the light head can be adjusted 270°, just loosen the nut to adjust to a suitable angle and then tighten it, you can maximize the lighting potential by adjusting the lighting angle. The wall sconce comes with a dimmable rotary switch on the backplate, you can choose Low Light or Full Light according to your preference. The dimmer switch only works with dimmable E26 bulbs. Retro-industrial design combined with modern decorative design creates a quaint atmosphere for the home, a stylish accessory to brighten any space like a living room, office, bedroom, study room, college dorm, bar, hotel, etc.