Essentials Digital MIN-MAX 2 - WayThermo Hydrometer
The Min-Max Digital Thermo-Hygrometer simultaneously displays both the humidity and temperature levels in the grow room, the min-max also indicates and records the minimum and maximum temperature and humidity level achieved.
The Min-Max hygrometer measures humidity and temperature over a range of 0 to 50 °C and 10% to 99% humidity.
Understanding grow room humidity and temperature levels will allow growers to make the necessary adjustment to maintain optimal conditions.
The Min-Max can be free standing or hung by the hook from a shelf