Glowing Halloween Props with Sound Effects

Add NeoPixel LEDs and sound effects to your Halloween Props with Adafruit's Circuit Playground Bluefruit. Wireless trigger lights and sounds with the Bluefruit LE connect app for iOS and Android.

In this project, we'll show you how to add the Ciruit Playground Bluefruit and STEMMA speaker to an inexpensive plastic pumpkin. These LED pumpkins from SEASONS is commonly available and features a single LED with a 2x AA battery pack. 

Illuminated Pumpkin

These plastic pumpkins are available in many different retail stores. They come in different colors and styles and feature the same circuit. Check the bottom cover to see if your pumpkin is similar. The label reads "SEASONS - U.S. PATENT NO: 6629770". The patent document can be found here.

Parts List

Components used to build this project.

Prerequisite Guides

The following guide walks through wiring a slide switch adapter in great detail. Check it out if you're new to soldering or looking for more examples of wiring up a slide switch.

Parts

Circuit Playground Bluefruit is our third board in the Circuit Playground series, another step towards a perfect introduction to electronics and programming. We've...
$24.95
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Lithium-ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light, and powerful. The output ranges from 4.2V when completely charged to 3.7V. This...
$7.95
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This or that, one or the other, perhaps or perhaps not! So hard to make decisions these days without feeling like you're just going back and forth constantly. Deciding whether or...
$0.95
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Hey, have you heard the good news? With Adafruit STEMMA boards you can easily and safely plug sensors and devices together, like this Adafruit STEMMA Speaker - Plug and Play...
$5.95
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Red and black tinned wires with a 2-pin JST PH connector on the end. 4" / 100mm long. Matches up nicely with our Lipoly chargers!
$0.75
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For a really long time we assumed that the JST PH didn't have a free-hanging male header version. But then we found this JST-PH 2-pin Male Cable, and we were...
$0.75
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For those who are fans of our silicone-covered wires, but are always looking to up their wiring game. We now have Silicone Cover Ribbon cables! These may look...
$1.95
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Optional On/Off Switch

If you'd like to use an on/off switch that doesn't require any soldering, you can use the pre-wired JST on/off switch. It's a bit bigger and may not be as hidden.

By popular request - we now have a way you can turn on-and-off Lithium Polymer batteries without unplugging them.This PH2 Female/Male JST 2-pin Extension...
$2.95
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This guide was first published on Oct 28, 2019. It was last updated on Oct 28, 2019.

This page (Overview) was last updated on Dec 08, 2021.

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