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Overview

Author Gravatar Image BECKY STERN

photo by William Ward

Help remember to reapply your sunblock by building a reminder right into your hat! This sewable circuit uses a FLORA sewable microcontroller and its compatible UV index sensor to sense the sun and play a tune on a piezo buzzer when its time to refresh your SPF.

This is a good beginner project because it doesn't have very many parts and requires no soldering. For this project you will need:

Last updated on 2015-05-04 at 04.27.44 PM Published on 2014-07-23 at 01.09.06 PM