GE Cync Keypad Dimmer Smart Switch review: For Cync-heads only

If you’re deep into GE Lighting’s Cync smart lighting universe, you might like the GE Cync Keypad Dimmer Switch. I’m not, and ...
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How to make a servo tester using ATtiny85 micro chip

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...