Using this Hitachi camera control unit is easy. First, connect the correct power supply to the unit. Make sure the power source is stable to avoid any malfunctions. When using, place the unit on a flat and dry surface. Avoid exposing it to direct sunlight or extreme temperatures. For maintenance, keep the unit clean by gently wiping it with a soft, dry cloth. If there are any stubborn stains, use a mild cleaning solution. Don't forget to regularly check the power supply cable for any signs of damage. If you encounter any issues, contact Hitachi's customer service for assistance.