Hanna Instruments Halo Gel Filled Bluetooth pH Electrode pumps-and-irrigation-supplies and is CSA certified

and is CSA certified

Gavita Pro 1700e LED has an output of 1700 µmol s-1 PAR with the efficacy of 2

• Healthier plants: Lowers mortality rate

it makes the sharpening process nearly effortless

• Proprietary blend of chelated micro and macro nutrients

Hanna Instruments Halo Gel Filled Bluetooth pH Electrode pumps-and-irrigation-supplies and is CSA certifiedHalo Gel Filled Bluetooth pH Electrode This Bluetooth enabled electrode turns your Apple or Android device into a full featured portable pH meter. HALO gives you the ability to measure, chart, record and share your data right from your phone. HALO enables the gardener to automate their pH and temperature logging efforts. This helps keep gardeners accountable and focused. You can stop relying on hand written data logs when you start using the HALO. pH