IP55 WaterproofSwitch Cover Protector is IP55 waterproof, this switch outlet box is perfect for use in outdoor or wet environments, like balconies, patios, bathrooms, swimming pools, and more. DustproofThe Electrical Outlet cover is designed to repel dust, keeping your switches and outlets clean and function properly. FireproofThis 86 Type Switch Box is designed with high temperature resistance and flame retardancy, ensuring that it is safety for use in any environment. PP MaterialWall Outlet Waterproof Box is made from high quality PP materials, durable and lightweight Size InformationWaterproof Electric Plug Cover Box approx 10.5cmx12.1cmx5.1cm/4.13inchx4.76inchx2.01inch, internal size 8.7cmx9.1cm/3.43inchx3.58inch Size Chart: approx 10.5cmx12.1cmx5.1cm/4.13inchx4.76inchx2.01inch Package Includes: 1 Electric Plug Cover Box Note: Please allow slightly errors due to manual measurement and different monitors.