The DCI spare parts kit includes a variety of items that can be kept on hand to be used as replacements if needed. Each kit includes 1 spare panel, 1 spare receiver card, and 1 spare power supply.
Panel: This item contains the LEDs for your display in a box format.
Receiver Card: This item looks like a red circuit board. It is what controls the setup for your sign.
Power Supply: This item looks like a silver metal box. It supplies power to a variety of items in your sign from panels to receiver cards.