It is easy to build and uses N1 as a trigg Battery-operated Wireless Water Leak Detector detects the presence of water in your basement or any location, and alerts you via text message or phone call. Building your own metal detector is fun and educational. Visit your local store for the widest range of ...
from Google Alert - metal detectorhttps://www.google.com/url?rct=j&sa=t&url=http://www.seculardirectory.org/vyke/yodhw.php%3Fteu%3Ddiy-water-detector&ct=ga&cd=CAIyGjBmN2Y1NDMwZGU1NzA5Mzc6Y29tOmVuOlVT&usg=AFQjCNHMmjveMHOKdsZ7cq62Y7-uYrJEAw
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