TrolMaster Hydro-X Controller with 3-in-1 Sensor (HCS-1) Controller Accessories The Hanna pH Checker is

The Hanna pH Checker is the most popular pH meter in the world with over 1 million meters used since its introduction in 1991

rated at 10 micron with a 16

Humidity≤90%

Height when full of water: 46"

Made with recycled and recyclable materials

TrolMaster Hydro-X Controller with 3-in-1 Sensor (HCS-1) Controller Accessories The Hanna pH Checker isA modular environmental controller for the whole grow room The Hydro X runs a single zone but reaches across the whole room. It drives up to 512 lights on two lines, 256 each, plus HVAC, mini splits, dehumidifiers, humidifiers, and CO2 gear. It reads the room through a 3 in 1 sensor for temperature, humidity, and light, with a CO2 sensor and smoke detector available to add. Four types of device stations, temp, humidity, CO2, and program, wire each