Note: bulbs are not included. Fully dimmable when using dimmable bulbs and compatible dimmer switches. We provide a 2-year warranty. If you have any questions, please feel free to contact us. We provide you with friendly and useful customer service within 24 hours. All wires and sockets comply with UL standards to ensure high quality during use. Bulb base: E26 Bulbs included: No Bulb type: Edison bulb, incandescent bulb, and LED bulb Wattage: Max 60W per socket Suitable places: Indoor use only Material: Metal, Glass Voltage: 110~120 V Package included? 1*4-light fixture 1* pack of screw accessories 1* User installation instruction All required fixture parts are included.