With the recent surge in Omicron cases, shipping may be slower than stated times. We are working to build, ship and respond to everything as quickly as possible. Please see all COVID-19 updates here. Thank you for your continued support.
Track My Order
Frequently Asked Questions
International Shipping Info
Mon-Fri, 9am to 12pm and
1pm to 5pm U.S. Mountain Time:
July 1, 2014
about 3 years ago
So operating voltage says 3-5V but the example pictures use a 9V battery .
What is the resistor value for each color?
Also white will be great to have!
No public wish lists :(