Run out of digital outputs on your microcontroller? No problem! Simply use this shift register expansion module to drive up to 8 devices using just 3 pins on your microcontroller. They can also be daisy-chained together so that you can drive 16 channels or even more without sacrificing precious output pins. Handy for all sorts of projects including driving LED 7-segment displays, dot matrix displays, multi channel relays and more. • 8 output channels per module • Daisy-chain multiple modules together • 2 to 6V operation • Blue power LED • Dimensions: 23(W) x 16(H) x 4(D)mm Support Email: support@freetronics.com