The Sure Test® Commercial Lab Meter has the ability to measure Oxidation Reduction Potential (ORP) with the optional ORP probe. This is very useful when incorporating sanitizers (ozone, quaternary salts, hypochlorous acid, etc.) into your grow regimen. This ORP probe is for use with the Sure Test® Commercial Lab Meter (716390 - sold separately).
Item Number: 405795
Universal Product Code: 849969028928
Manufacturer's Part Number: 716398
Brand: Sure Test
