I am Moana of Motunui. You will board my boat, sail across the sea, and restore the heart of Te Fiti.

Create your own Heart of Te Fiti necklace and make it glow using a coin cell battery and Adafruit's nOOds - little glowing noodles of light. 

nOOds are very cool. They're little silicone-coated strands of teeny tiny LEDs. They're extremely flexible and easy to use. One nOOd works from a single coin-cell battery, with no microcontrollers or noisy inverters needed. These things are absolutely perfect for tiny, self-contained costume pieces. Add some magic to someone special's day!

Parts

Video of a pair of white hands coiling and playing with a 300mm long green LED filament.
Our favorite food when hacking on code or electronics is a hot bowl of noodles - and around NYC these are often called 'noods'! What we've got here are flexible LED...
$6.95
In Stock
Angled shot of a 20mm Coin Cell Breakout Board w/ On-Off Switch.
Simple but effective - this sewable breakout board has a CR2032 coin cell battery holder soldered on, an on/off switch and 0.1" pitch breakout pins for easy connecting. Great for...
$3.50
In Stock
Front shot of CR2032 Lithium Coin Cell Battery upright.
A perfect match for our sew-able coin cell holder. This non-rechargeable coin cell is CR2032 sized: 20mm diameter, 3.2mm thick. It...
Out of Stock

Tools & Skills

The electronics build requires a little bit of soldering, so you'll need a soldering iron and accessories. 

I've 3d printed my necklace using a resin printer, though you can easily use a regular 3d printer as well. Or, take a look online to find a premade one that you can modify. The electronics portion of this tutorial is really simple, and with a little creativity you can make just about any translucent necklace glow. 

This guide was first published on Feb 07, 2023. It was last updated on Mar 08, 2024.

This page (Overview) was last updated on Mar 08, 2024.

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