Santevia Stainless Steel Water Bottle – 750ml Aqua Blue | BPA-Free Flip-Top MA9004 Push down and hold the PROBPCEC hydroponics pH calibration 6 months for the

Push down and hold the “Cal” button on the front face of the meter and with the screwdriver go to the front Cal position “100%” and make the display read 100

Operating Pressure: 30–125 PSI

Clean your Tester regularly by soaking in cleaning solution MA9016

Iodine powder reagent replacement kit — 25 tests per kit

Milwaukee MC510 PRO Digital ORP Controller - Professional Redox Monitoring

Santevia Stainless Steel Water Bottle – 750ml Aqua Blue BPA Free Flip Top MA9004 Push down and hold the PROBPCEC hydroponics pH calibration 6 months for the Push down and hold the “Cal” button on the front face of the meter and with the screwdriver go to the front Cal position “100%” and make the display read 100 Operating Pressure: 30–125 PSI