Using this 26 - inch brass metal table lamp is a breeze. First, place it on a stable surface in the area where you need lighting. Then, simply plug it into a power outlet. If you want to change the shade, use the harp shade fitter to attach the new one. As for maintenance, use a soft, dry cloth to wipe the brass metal base regularly to keep it looking shiny. Avoid using harsh chemicals or abrasive materials as they can damage the finish. When it comes to the bulb, make sure to use a bulb with the appropriate wattage as recommended for this lamp. And remember, since it is Prop65 compliant, it meets certain safety standards. There's no need to assemble it, so you can start using it right away after unboxing.