The pendant lamp can accommodate either 1 LED, incandescent, or fluorescent bulb (bulb not included). As for power, this lamp operates at 220V-240V with 110V-120V voltage systems, and is powered with an E26/E27 bulb base socket. Whether used as the centerpiece to your living space or a more accent piece, the Metal Hollow-Out Diamond Pendant Lamp will light up your life and add a modern touch to any décor.