ZeroWater's TDS meters are shipped with every 5-stage water filter pitcher so you can test the quality of your water and check the TDS levels in your area

For accurate pH measurement across the full 0-14 pH scale

0-25 °KMW

1x Sport Berkey Water Bottle (22oz)

HM Digital ORP-STOR ORP Electrode Storage Solution - 60cc KCl Formula automated pH controller ZeroWater's TDS meters are shippedORP STOR: ORP Electrode Storage Solution ORP storage solution for HM Digitals ORP 200 as well as other brands of ORP meters. Always make sure your sensor is kept in an electrode storage solution. If dry, refill the ORP meter cap with the ORP STOR storage solution. The sponge should be moist (not soaking wet). FEATURES High Concentration Extends probe life Convenient size PRODUCT DESCRIPTION Total volume: 60 cc Contents: Specially formulated KCl