ESM3 Eco Climate Sensor (SDI-12) CO2 Sensor:Climalink Sensor with CO2 Kit includes mounting bracket and

Kit includes mounting bracket and crank arm

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ESM3 Eco Climate Sensor (SDI-12) CO2 Sensor:Climalink Sensor with CO2 Kit includes mounting bracket andProduct Description The ESM3 Eco climate sensor is designed for Growlink controllers that support SDI 12. This sensor includes air temperature, humidity, VPD and photocell with optional CO2. Support for multiple sensors give you the ability to be averaged or used as seperate sensors. Professional growers can rely on this sensor for accurate data and confidence in their growing environment. *Compatible with Precision Irrigation (Bluetooth) Controller,