The Ubiquiti ULED product range includes ceiling-panel style LED panels, and an optional Dimmer module.
These LED panels are powered by Power-Over-Ethernet (POE), which is cheaper to deploy than AC powered light panels. These panels can be remotely managed. And being LEDs, they save energy and yet are still very bright.
The UDIM is optional and allows you to control the brightness of 1 or more Ubiquiti LED panels
The stand-out feature of the ULED range is that the LED panels (and dimmer) are not connected to mains power; they only have a Power Over Ethernet (POE) cable. So an electrician is not required for installation.
The panels can be controlled by: