Flat LED Rope Light RGB Power Harness. Has 4 wires for the harness. Common anode which is plus 12 volt DC. Then one input for each color red, green, blue. Uses this harness to profesionally hook up the rope light to a power supply or a LEDLight.com RGB controller. This product measures approximately 11 inches by 4.56 inches by 0.60 inches by 1.93 inches.