GroStar GS1 pH Pen nutrient-combo Big Up also provides the

Big Up also provides the final boost of energy that your plants need to finish the bloom cycle with some of the largest flowers you have ever seen

the elements in harmony

Replaceable pH Electrode

CPS2038 - 1 Dry Electropolish and 1 Wet Quantanium Tumblers

• The recommended height above the canopy of plants should be between 8"-16" and the optimal height is 12"

GroStar GS1 pH Pen nutrient-combo Big Up also provides theIncludes: pH 7 & pH4 calibration solution (50ml bottle each), KCL storage solution (10ml bottle), lanyard and user manual Measures pH and temperature Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance Easy to use design and fast calibration adjustment Double junction replaceable probe, so you dont have to discard the entire pen when the probe reaches its end of life Large 3 color backlit screen gives