Yates 1-Light Wall Sconce - Polished Nickel Finish with White Faux Silk Shade A sunflowers signature petal formation, known as a Fibonacci spiral, may be natures most magnificent pattern. Determined by an intricate mathematic sequence, we cut the spiral pattern of Yatess crystal backplate to the same golden ratio that structures the beautiful sunflower. Energy-efficient, incandescent light source requires 1 x 60-watt E12 Candelabra base incandescent bulb (not included). 25% Less energy is consumed than traditional incandescent bulbs. - UL certified in compliance with nationally recognized product safety standards. Wall-mounted light fixtures provide accent or task lighting to any room in a home- hallways, kitchens, living rooms, bedrooms, bathrooms, dining rooms, foyers, offices and entryways. Bring attention to overhead features or create ambient illumination as this uplight fixture indirectly bounces light back down to your space. Included Backplate Measures as 6.25"Diameter. This indoor/outdoor lighting fixture is damp location rated and can be used in areas exposed to moisture, such as covered patios, porches, bathrooms.