Relative Humidity & Temperature SD Card Logger extension It is also oil-free and

It is also oil-free and therefore does not clog the stomata

This HydraMax Deep Water Culture System includes:

It can be used on most any animal you have

evergreens

Relative Humidity & Temperature SD Card Logger extension It is also oil-free andReads Relative humidity (RH), ambient temperature, dew point and wet bulb, and functions as a type K or J thermometer. Records data onto standard SD memory cards (like a digital camera) for unlimited data storage. The removable SD card is easy to transport and insert into a computers memory card slot or SD card reader. Uploads pre formatted data to Excel, without the need for additional software and cables. Additional SD cards are readily available in