An outlet box is a container that holds electrical outlets, switches, or other electrical devices. It is typically installed in walls or ceilings to provide a safe and secure location for connecting electrical wiring. The box protects the wiring from damage and helps prevent electrical hazards. Outlet boxes come in various materials, such as plastic or metal, and can be used for both indoor and outdoor applications. They are designed to accommodate different types of electrical outlets and can be mounted in various ways, depending on the installation requirements and local building codes.