There are a lot of ways that you can activate an electronic lock. You can use passwords, radio signals, or even voice commands. In this project, I am going to show you how to make a lock box that opens and closes based on color recognition. With a color recognition lock, anything can be a key. You c...By: DIY Hacks and How Tos
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from Instructables: exploring - technology - robots http://ift.tt/13AnXnP
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