Most similar outlet covers and timer boxes have tabs that have to be broken off or cut out somehow to provide room for the cords to exit the box and allow the door to close completely. This box has the coolest spring loaded tabs that easily slide back as far as you need for whatever thickness your cords might be. If you remove a cord at a later …

https://www.amazon.com/Century-Mechanical-Outdoor-Socket-Outlet/dp/B07BNSYT3Q