This black protection cover is designed for the black Raspberry Pi modulr kit and can be used to cover the USB and LAN inputs or the HDMI, Power and audio inputs. This means that two covers can be used on one protection modular case. The is removable section that can be removed to keep the covers while using the mini-USB power adapter or an Ethernet LAN cable. Theis modular cover is very secure, it can be installed easily but can only be removed from the inside after removing the screws, the top cover and Raspberry Pi. The cover has 12mm space inside, so you can cover the USB inputs even if you are using a Nano USB Dongle.