Using this Kencia table lamp is a breeze. Just plug in the 60 - inch cord to a power source. When it comes to changing the bulb, which is sized 55x55x110mm, simply unscrew the old one and replace it with a new one. Remember, this lamp is UL - certified, so you can use it with confidence. For maintenance, always disconnect the power before cleaning. Use a soft, dry cloth to wipe the lamp and the shade. Avoid using chemicals or household cleaners as they can damage the finish. Also, take note that the lamp contains DEHP and LEAD, which can cause cancer, developmental, and reproductive issues, so handle it with care.