Techgrow

TechGrow T-1 CO2 controller with an adjustable control range of 300 to 2000 ppm. Supplied without a CO2 sensor; the sensor is available separately.

Fully adjustable from 300ppm to 2000ppm. Built-in CO2, temperature and relative humidity sensor. The controller automatically switches between day and night mode due to the

The T-Micro CO Controller is the smallest CO controller from the TechGrow range. This device is by far the best in its

Techgrow loose CO2 sensor, S-2