Kessil Daisy-Chain Cable The Kessil Unit Link Cable can be used to connect together unlimited Kessil A360 & A160 LED Lights. For the A80 the Kessil A80 Unit Link Cable, 90 degree connector is recommended. All the lights daisy-chained together can be controlled by a single Neptune Apex Controller (or Apex Jr. & Apex Lite Controllers with the VDM Module) If you're using the Kessil without a controller the first light in the chain will control the dimming and spectrum for subsequent lights 6 feet long. To extend this cable you can use theKessil Daisy-Chain Cable Extension