3-in-1 3D printer control box As you can see, the most obvious modification is that we add a 3-in-1 3D printer control box for this Prusa I3 A pro which gathers the motherboard, power supply and LCD Cpanel in one box, saving the space taken by the printer and bringing you a neat and organized desktop, most importantly, the power supply is installed inside the control box now, which is not only for protecting the power supply, but also for eliminating unnecessary dangers, protecting your family and your pets. Easy assembly, easy debugging High precision machined parts and well-designed mounting holes make the installation process simple and fast. The control box is already assembled by us, what you need to install is only the body, which saves a lot of time for you. The detailed assembly manual makes your DIY assembly easy and time-saving. Detailed instructions provide you with convenient debugging guidance. Reserved design for upgrading.Visible parts, convenient for trouble shooting