Perfect Size for Any Room:Dimension- the round base: 4.7-inch, wall light height: 23.2-inch. (Please see the picture for details) Made of high quality baking varnish metal, the HAITRAL wall light fixtures are well-made, anti-rust and won't fade. It can become a perfect décor of lighting accessories in living room, office, bedroom,den, college dorm, bar, hotel, etc.Adjustable Angle Arm:With a 270°adjustable head, this wall mounted lamps can maximize the lighting potential by adjusting the lighting angle. It can be adjusted up and down on the lamp head and arm joint. It is a great gift of lighting accessories for Thanksgiving day, Christmas, New year, Birthday, Housewarming Party etc.Dimmable Bulb Requirements:Needs to be equipped with dimmable bulb. It can meet the dimming requirements for different brightness of the bulbs, allowing you to customize lighting effects. And the wires of these wall lamps fit to domestic standards, passed UL certification. It is safe choice for you. (NOTE: The bulb isn't included, Max 40W.)2 in 1 Installation:Wall sconces can be installed in two ways, plug-in or hardwired as required. Package includes all the components required for installation, worry-free installation. The switch with plug is 23.6-inch away from the lamp panel, with the line length of 94.48-inch. It is easy for you to use.