Adafruit will not be shipping USPS orders Monday February 18, 2019 for the federal holiday, Presidents Day. Expedited USPS orders placed after 11am ET Friday February 15 will go out Tuesday February 19.

Day of the Geek Soldering Badge


1-9 $8.95
10-99 $8.06
100+ $7.16
  • Description


    Are you a proud geek who also loves the Day of the Dead? Qué bueno! Well, this Day of the Geek LED Skull Badge will be up your alley! This is a DIY soldering kit you'll need to assemble it yourself, but luckily it's very easy and very fast, so this is a good kit for beginners. You even get a wide range of LEDs for the eyes so you can make your skull just the way you like it.

    You'll need basic soldering tools, such as an iron, solder, and diagonal cutters. This fun, customizable badge lapel kit includes:

    • 1x Skull PCB
    • 2x Red LEDs
    • 2x Blue LEDs
    • 2x White LEDs
    • 1x CR2032 Battery holder
    • 1x Pin back

    Note: This product does not come with 1x CR2032 coin cell battery (to make shipping easier). You can pick up a battery from us or a local hardware store.


  • Technical Details

    Technical Details+

    Product Dimensions: 60.0mm x 40.4mm x 1.6mm / 2.4" x 1.6" x 0.1"

    Product Weight: 7.8g / 0.3oz