This is an easy project and works really well. The red led readout is easy to read across the room and the thermometers cost about 4.50 from eBay, one for inside and one for outside. Working great for about 4 years now off a wall wart.
"You should do either a walk through or detailed write up on how to this here! I would love to add something like this to my place" --CJ, 06/08/16
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