Arduino-TSX00083-Proto-Shield-Rev-3-Arduino-TSX00083-The-Arduino-Proto-Shield-Rev-3-is-a-prototyping-board-that-makes-working-on-your-projects-and-custom-designs-a-whole-lot-easier-br-br-The-SMD-area-is-designed-for-a-maximum-of-24-pins-SOIC-IC-and-the-TH-area-contains-a-lot-of-space-for-the-needed-components-around-your-project-You-can-even-stick-a-mini-breadboard-not-included-on-the-proto-area-for-solderless-operation-br-br-The-proto-area-also-includes-two-power-lines-IO