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3/4 in filter operates at 1 - 12 GPM
Its green LED light illuminates when the outlet is activated to on
it may be used with any nutrient line
Apply 2-6 tablespoons per gallon every 7-10 days
Autopilot CO2 Generator AC Power Adapter
Apera GroStar GS1 pH Pen GH 3/4 in filter operates atAI11010 GroStar GS1 pH Pen Lab grade instruments designed specifically for growers! Includes: 2 year warranty (instrument) 1 year warranty (probe) pH 7 & pH4 calibration solution (50ml bottle each) KCL storage solution (10ml bottle) Lanyard and user manual Features: 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
