PiHut’s Maker Advent Calendar – Day Ten

Another box opening where I didn’t know what it was when it was sat in my hand. Watch the video below and see if you recognise what it is. Answer below (and, actually, in the video).

Day ten included the following:

  • 1x Custom IR break beam sensors with jumper wire ends
  • 1x 10k resistor
  • 4x Jumper wires