A few key items about our new MacBooks. 1. They use a usb-c charging cable and brick. We will provide you with one for use. If you want to purchase one for home use, we recommend a less expensive brand, Anker. You can find these items on Amazon: Cord and Charging Block 2. You will be provided with this adapter/docking station . This includes connections to VGA and HDMI to connect to a classroom projector, usb if you use a mouse or flash drive, ethernet. Please view this video with an overview of the adapter. 3. You will be provided ONE charging cable/brick and ONE adapter. If you lose or damage one you will need to replace this yourself. In unique situations where the product is broken during school use will we provide a replacement. We will provide some common space adapters to connect to projectors in common type spaces such as conference rooms, etc.