Tru Opto-31-75mm-1-25-8-x-8-LED-Dot-Matrix-Display-Tru Opto-OSL641253-AR-p-A-red-dot-matrix-display-with-an-8-x-8-layout-on-a-1-25-square-The-dot-matrix-is-IC-compatible-&-is-suitable-for-applications-such-as-clock-displays-&-counters-p-Tru Opto-OSL641253-AR-31-75mm-1-25-8x 8-Red-Dot-Matrix-30mcd-Black-Surface