Bluelab® pH Controller Redrock Cubes 1 static brush by Harvest

1 static brush by Harvest More to sweep up pollen

Translucent polyethylene for durability and easy viewing of liquid levels

Read entire container label and use Only as directed

molybdenum and zinc

Bluelab® pH Controller Redrock Cubes 1 static brush by HarvestMeasures and controls (doser) pH in solution for acid or alkaline conditions to make precise up and down adjustments with lab quality glass probe used for the pool, drinking water, hydroponics, brewing, and growing EASY two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders 24 7 monitor for your ph level to maximize your grow and ensure plants get the balanced