Brand Bluelab
Type Hydroponics
Model 716497
Compatible Model Universal
UPC 9421024920890

Check the listing for details. Bluelab Inline pH Probe (Replacement Probe Guardian Monitor Connect In-Line). Condition: New. Listed at 204.62 USD. It does not stop there. For remote or cloud access, the computer you are already data logging to will need permanent internet access.

$102.31
$204.62