Materials List: Build Your Own Night-Light with Arduino

  • computer, Windows or Mac
  • Arduino software; download from
  • SparkFun RedBoard or Arduino Uno microcontroller and programming cable; an Arduino Inventors Kit is recommended, such as for $99 at SparkFun
  • breadboard, jumper wires, 330-ohm resistors and 10k-ohm resistors
  • photocell, aka light-dependent resistor or light-sensitive resistor, such as a mini photocell for $1.50 at SparkFun
  • light-emitting diodes (LEDs), ~1-6+ per project