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S4 Spectrum: Provides highly efficient full spectrum with a healthy red-to-blue ratio to drive photosynthesis
TrolMaster’s Hydro-x controller system is designed to control the majority of supplemental lighting fixtures on the market
Model number nomenclature is further specified as follows: 5XY: X = 1 (120 Volts) or 2 (230 Volts) Y = E (E-tubes) or F (F-tubes) For example
Vibration-free operation
rapidly creating lush green foliage
Oakton Replacement Sensor for Waterproof Multiparameter Testr35 series Pocket Meters Bio-Fertilizer S4 Spectrum: Provides highly efficientReplacement sensor for Oakton Waterproof Multiparameter TestrTM 35 series Pocket Meters (OK3542500 and OK3542505).
US$ 118.28
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