Wireless Rain and Freeze Sensor spl_spectrumking Grow1 Heavy Duty Greenhouse Hoop

Grow1 Heavy Duty Greenhouse Hoop House 40'x10'x6

or testing your brewing water

up to 70% more than other cantilever rack shelves

A Single Controller Runs an Unlimited Number of Lights

Compatible with all grow mediums like rockwool

Wireless Rain and Freeze Sensor spl_spectrumking Grow1 Heavy Duty Greenhouse HoopFor automatically detecting rainfall or low temperature conditions Wireless link between sensor and module eliminates need to run a wire from the controller to the sensor location Water absorbing disks expand when wet, causing controller to suspend watering Adjustable so you can change the threshold for triggering a rain delay Built in thermistor detects low temperature and suspends watering Compatible with controllers from Orbit, Hydro Rain, and