Using this vintage ceiling light is easy. First, find a suitable location on your ceiling where you'd like to install it. Make sure to turn off the power supply before installation. Connect the original electrical wiring to your home's electrical system following basic electrical safety procedures. If you're not confident with electrical work, it's best to hire a professional. As for maintenance, simply dust the glass shade and metal rod regularly with a soft, dry cloth. Avoid using abrasive cleaners that could scratch the glass or damage the metal. Also, check the electrical connections periodically to ensure they're secure. With proper care, this beautiful light will continue to illuminate your space for years to come.