Grower's Edge® Large Display Digital Thermometer & Hygrometer Size:Grower's Edge Large Display Thermometer / Hygrometer (20/Cs) All sizes have a "U"

All sizes have a "U" shaped rear door for total access to your growing space

but you can also begin a wide range of feeding programs right out of the bag

Hands-free monitoring and dosing of solution pH levels

When connected to a dosing system

Peripod L3 doser is designed to be teamed with the Bluelab® Pro Controller for a fully integrated solution for optimal reservoir dosing

Grower's Edge® Large Display Digital Thermometer & Hygrometer Size:Grower's Edge Large Display Thermometer / Hygrometer (20/Cs) All sizes have a "U"Measures indoor outdoor temperature & indoor humidity. Stores the Min. Max. values of the indoor outdoor temperature and indoor humidity. Switch between C and F. Clock function with 12 24 hour time format. Waterproof temperature probe. Comes with 1 AAA alkaline battery.