kjdElectronics 3220 Tie-Point Solderless Breadboard Plate ZY-208 4 Power Binding Posts that allow for up to three separate power rails plus a ground connection. Banana plugs included. 7 Power Distribution Rails with 700 Tie-Points, plus, 4 Terminal Blocks with 2520 Tie-Points (Total 3220 Tie-Points) Colored Coordinates for Easy Component Placement Accepts a variety of wrie sizes(AWG:20-29) Board Size(cm): 18.8*18.4*0.85, Plate Size (cm) :24*21*0.12