The Falcon Eyes Power Supply SP-AC15-5A 3 Pin is a separate power supply that you can use with various Falcon Eyes LED lights. The unit consists of a power supply with a 3-pin XLR plug. You can use the SP-AC15-5A as a spare part when you have lost your power cable for example or when you like to have an extra power supply at your disposal. You can use the SP-AC15-5A among others with the Falcon Eyes RX-TD and Sophies series (see optional accessories).