GroStar GS1 PH/Temp (2-IN-1) Pen LED this standard carbon air filter

this standard carbon air filter stands out in performance

including high temperature steam

maximizing space and minimizing noise

3 feet x 3

designed in conjunction with Carl Zeiss Laboratories

GroStar GS1 PH/Temp (2-IN-1) Pen LED this standard carbon air filterDescription Product Details: AI11010 GroStar GS1 PH Temp (2 IN 1) Pen Lab grade instruments designed specifically for growers! Includes: 2 year warranty (instrument) 1 year warranty, Swiss made (probe) pH 7 and 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