Growlink ESM2 Climate Sensor w/CO2 Key To Life thereby protecting crop health through

thereby protecting crop health through uninterrupted nutrient delivery

There are no bottles to refill and no regulators

use it as part of the complete CANNA Coco HC two-part system paired with CANNA Coco HC B

75 in cartridge

4 ft outlet line

Growlink ESM2 Climate Sensor w/CO2 Key To Life thereby protecting crop health throughGrowlink ESM 2 Climate Sensor for CO2, Humidity, Temperature, and Pressure The ESM 2 is a modular 4 in 1 probe that reads CO2, humidity, temperature, and pressure on one hardwired RS485 daisy chain. Power runs on 15 30 VDC from the Growlink control panel. The sensing module unscrews from the body for swap out at calibration intervals. Each unit ships with a unique MAC address printed on the box. The chain map matches a known room and chain position