The led wall washer 1 has built in power supplies and simple built in controller that can be set via dip switches. They can also be dmx controlled as well. Each fixture's dimensions are 18.11 inches by 7.8 inches by 4.9 inches. They weigh approximately 12 pounds each. There is 252 super bright rgb led's inside the fixtures and the lights maximum power consumption is only 34 watts. They have a built in 120 volt power supply, are indoor rated only and the led's are rated for 60,000-100,000 hours of use. The fixture can be controlled via 4 channels of dmx but the lights themselves have master/slave modes as well for color changing functions. The fixture has the standard 3 pin male and female xlr socket and a built in microphone as well. Built in simple controller has the following functions: Random color change, random color fade, static color, flash and sound activation. This built in controller is perfect for residential applications or where you just want the light to change color.