This pack contains a complete 320W kit, including 4 BionicBar Max 80W and the accessories needed to plug it in and hang it.The contents of the pack are:- 4 BionicBar Max 80W 4000K- 1 BionicBar Max Unify- 1 BionicBar Max CableEach BionicBar Max incorporates its own power supply.The LED bars are daisy..