Suitable for bedrooms, children's rooms, dining rooms, guest rooms, hallways, kitchens, living rooms & porches. 22 cm height x 22.5 cm diameter. Easy fit shade, no wiring required, quick and easy to install. This product is suitable for use with LED bulbs and when paired with a dimmable bulb can be dimmed. This product is compatible with most domestic smart light bulbs. Always check bulb length against product dimensions to confirm suitability. 10W max B22 BC or E27 ES (required). With our 2 years warranty, we offer the highest level of customer service. We take pride in supporting our customers, and work hard to ensure you always receive a first class service.