Take the pain out of painting with a color sensor that tells you how it is

TL;DR: Find the exact color of anything with the Nix Mini 3 color sensor, now $79.99 (reg. $97). 
 Don't let your DIY project turn into a 'DI-Why did I start this project?'
There's a little blemish on your wall, so you try to paint over it. — Read the rest
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