Tube LED Power Supply Unit - 6 outputs XLR 4pin with DMX Repeater - 100v-240vAC. All RGB Tubes and Mini Tube require a PSU. There are 2 PSU models to choose from, a 2 output or a 6 output unit. Each output can power up to: (20) DL-TUBEMINI/C or (20) DL-TUBE300/C or (10) DL-TUBE600/C or (7) DL-TUBE1000/C .