The User of this kit will need to supply: 
?    2 conductor 16 – 20 AWG (6 feet CP1L-E PDF of cable) CP1L-E Training Kits Wiring (for Power Supply to PLC and HMI (if needed)) 
?    Wire Cutters 
Optional 
CP1L-E CP1L-E CP1L-E Training Kits Wiring PDF Items 
?    Omron PFP-50N (DIN Rail about 10") CP1L-E PDF 
?    Omron W4S-105B (5 Port Ethernet Switch) or W4S-103B (3 Port Ethernet Switch) 
?    Ethernet Cable (if Ethernet Switch is added) 
?    Omron CP1W-SWB06 (6 Point Simulator switch) <
OMRON CP1L-E Training Kits Wiring CP1L-E Training Kits Wiring CP1L-EL/CP1E-EM Manual PLC CP1L-EL/CP1E-EM PDF.