Solderless Breadboard Assembly 2390 — Hobby Line with Jumper WiresSolderless Breadboard Assembly 2390 Hobby Line with Jumper Wires An extra large 2390 point solderless breadboard assembly from the Hobby Line series, bundled with a jumper wire kit for an immediately ready prototyping workspace. With nearly three times the tie point count of a standard 830 point breadboard, the 2390 point layout gives you the space to build complex multi IC circuits, multi module Arduino projects, and large scale electronics