GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen spl-athena • Flicker-Free steady state operation
Yard notes & kiln story
Description
GroStar GS4 pH EC 500ppm 700ppm Temp (5 in 1) Combo Pen spl athena • Flicker Free steady state operation • Flicker Free steady state operation Xtrasun BAC1277A ballast features: AI21040 GroStar GS4 pH EC 500ppm 700ppm & Temp (5 in 1) Combo Pen Lab grade instruments designed specifically for growers