The is specially designed for installation in walls with cavities. The socket can be ideally used in combination with series. For the installation of sockets. The assembly is carried out by fixing the clamping screws to the wall, which ensures installation. Features -Color:Random color -Material:PVC -Size:8.00X8.00X4.60cm/3.14X3.14X1.81in - Suitable for home decoration, office and other places of wire junction box, has a wide application. - With buckle connection, stable spacing is the standard size of two common 86 panels mounted. - PVC material made, more reliable and durable, for power or low voltage applications. - Widely used for surface mount installation in hard wall or office environments, practical to use. - Simple flush mounting, for installation in cavity walls made of plasterboard or wood. Package list: 10 x socket boxes