[Adjustable beam Angle]:This is a modern wall sconce that can adjust the beam up and down. You can adjust the dimmer panel inside the wall lamp to design the light shape according to your needs [IP65 Waterproof] - The protection class of the outdoor wall lamp is IP65. There is a high quality waterproof sealant and the sealing ring can protect the Led Wall Lamp well [Material]: The outer shell is made of aluminium which is durable and easy to clean. The duration of the lamp's pearl is up to 20,000 hours under normal conditions [Easy to Install]:Hardwired and surface mounting, using screws to fix, not difficult to install, but suggest to install by a license electrician [After sale] : If you have any questions for wall lamps, please contact us through Amazon. We will solve all your questions within 24h and give you a satisfactory answer 1