Rated for one 40W max. E27-base bulb Bulb included If brighter light is preferred, consider an LED bulb with a higher lumen output. Dimmer switch compatible Hangs vertically or horizontally 110-220V manufactured to US standards for US and Canadian markets Certified to Wet UL electrical standard: suitable for use indoors or outdoors, including areas that receive direct contact with rain, snow or excessive moisture Hardwire Requires installation by a licensed electrician. Wipe with a soft, damp cloth; avoid the use of all cleaners and abrasives, as they will damage the finish Dimensions: 11.5cm W, 58cm H.