This Harris SEL - FR3 Selenio frame comes with one power supply and two DEC1 cards. It includes the correct power supply for reliable operation.

Using this Harris SEL - FR3 Selenio frame is easy. First, connect the power supply to a suitable power source. Then, install the DEC1 cards into the designated slots. When using, make sure the power is stable to avoid any disruptions. For maintenance, keep the frame in a clean and dry environment. Periodically check the connections of the power supply and DEC1 cards to ensure they are secure. If you notice any issues, stop using the product immediately and seek professional help.