Reef nutrition

TDS Meter

svreef

Webmaster
BOD
I’m going to buy one of these and install it in the wall (with the ability to change batteries)
82CCA6EC-3CCF-4552-AA86-BAD380D9627B.png

Convince me not to.
 
What I really want is 3 TDS probes that send their measurements wirelessly to a display that can show all 3. Before RO, after RO, after DI. This could be done with an arduino setup.
 
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