Features: Secure mounted outdoor fixtures on any siding type with this octagon mounting set featuring builts electrical box for seamlessly installation. The weatherproof, paintable designs includes easy installed cable connectors and 4 screws for vertical and T 111 siding. Ideal for homeowners and electricians need outdoor lighting solution on wood, or composites siding items. For creating watertight outdoor lighting installations on porches, garages, or exterior wall while maintaining siding integrity. Functional Advantages Includes drainage hole protective – simply seal the electrical box top after installation to prevent water flows while allowing proper moisture escape. Specifications: Component: Plastic Size: 16.12x16.12cm/6.35x6.35inch Package Includes: 1pc Lamp Mounting Set note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.