Rated for one 40W max. E14 candelabra bulb Bulb included If brighter light is preferred, consider an LED bulb with a higher lumen output. Dimmer switch compatible 110-220V manufactured to US standards for US and Canadian markets Certified to Dry UL electrical standard: suitable for use indoors in dry locations not directly exposed to excessive moisture and water Hardwire Requires professional assembly and installation by a licensed electrician. Wipe with a soft, dry cloth; avoid the use of all cleaners and abrasives, as they will damage the finish