Using this table lamp is easy. First, make sure the lamp is on a stable surface. Then, plug it into a 110 - volt outlet. Insert a 150 - watt TYPE A bulb into the 3 - way socket. You can adjust the light level according to your needs. When it comes to maintenance, use a soft, dry cloth to wipe the metal base and shade regularly. Avoid using harsh chemicals as they may damage the finish or fabric. Since the product contains nickel, be careful not to ingest or have long - term skin contact with it. If you have any concerns about the CA Prop 65 chemical warning, refer to the provided website for more information.