This ADJ Mega Bar RGBA 42-inch LED fixture comes with a correct power supply. Note that the front plastic is slightly loose.

Using this ADJ Mega Bar RGBA LED fixture is easy. First, connect it to the correct power supply provided. When setting it up, be aware that the front plastic is a bit loose, but this doesn't affect its normal operation. For maintenance, simply use a soft cloth to wipe the surface regularly to keep it clean. Avoid using harsh chemicals as they might damage the fixture. When not in use, store it in a dry and cool place to prolong its lifespan.