Adjustable Angle Arm With a 270° adjustable head, this wall sconce can be adjusted to maximize its lighting potential by adjusting the angle of illumination. It can be adjusted up and down at the light head and light arm connection. It is the best lighting accessory gift for Thanksgiving, Christmas, New Year, birthday, housewarming party, and other holidays. Dimmable Bulb Requirements This wall sconce has a switch on the metal base, also a 2 mode dimmer switch that can be rotated to the right to switch. (Mode: Off - small light - full light - off) These wall sconces are only compatible with dimmable bulbs. (Note: Bulbs are not included, 60W max.) 2-in-1 Installation The wall sconce can be installed in two ways, plug-in or hard-wired, as needed. The package includes all the parts needed for a hassle-free installation with a 94.48" cord length. allowing you to use it with ease.