With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
New to all this stuff. Could you explain the difference or need for ~ MPPT 20 watt solar charge controller from eBay AND~ harbor freight charge controller(used in another project) and lights (no panels) from eBay - $15?What is the Harbor freight charge controller for? TIA
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.