Apera GroStar GS4 pH/EC Combo Pen HGC741608 9 pints per kWh

9 pints per kWh

the Anden 710 with VLGR delivers the best return on investment when compared to competitive dehumidifiers

automatic shut-off cartridge

The Ona Gel is our most popular product

Includes mounting brackets with easy-to-follow instructions

Apera GroStar GS4 pH/EC Combo Pen HGC741608 9 pints per kWhAI21040 GroStar GS4 pH EC 500ppm 700ppm & Temp (5 in 1) Combo 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) 2. 77 EC calibration solution (50ml bottle) KCL storage solution (10ml bottle) Lanyard and user manual Features: Measures pH, conductivity (EC and 500ppm 700ppm) and temperature (5 in 1) Compatible with all GroStar