Indoor/Outdoor Humidity/Temperature Monitor coco The most preferred method is

The most preferred method is to leave your pot in a bucket of water overnight

6 layers x 400 per layer

Vent Size: 2x8"

making it ideal for both novice and experienced growers

Replace the fitting on the output side of your regulator

Indoor/Outdoor Humidity/Temperature Monitor coco The most preferred method isSimultaneously Displays Internal and External Temperature and Relative Humidity. The remote ambient temperature relative humidity sensor is mounted on a cord over 3 ft long. Place the highly accurate sensor inside a desiccator, refrigerator, drying or other environmental chamber and view simultaneous displays of temperature and relative humidity outside on the large LCD display. Recalls min max readings on both parameters. C and F selectable. Wall