Build A Water Flood Alarm
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=I9UsJs2geFE
This video will describe how to build a water flood alarm using a single CD4093 IC. The digital output can drive a relay, optocoupler, or GPIO of a microcontroller. • Stainless probes: • https://www.banggood.com/Stainless-St...
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