Size : As below size (This is 16 light heads). Light bulbs Voltage: 110V-250V Light Source: 1-40W 16xE27 light bulbs Suitable Space : 10-35 square meter Feature : Parlor, Bedroom, Study Room, Restaurant, Corridor, Coffee Shop. Hope you'll satisfy with our total services as well as the product and look forward to your good feedback soon. Feedback will be left automatically after we receive your feedback.We would try our best to help you solve the problem. We will provide the service as best as we can, cause the good feedback and 5 stars is what we are striving for.