Wet Bulb Globe Heat Stress Meter SD Card Logger environmental-controllers The thick black polyethylene construction

The thick black polyethylene construction provides excellent durability and UV resistance

So we cannot return or exchange grow tents that have been taken out of their packaging

The product comes as a fully soluble dry fertilizer

and enhance airflow

Wet Bulb Globe Heat Stress Meter SD Card Logger environmental-controllers The thick black polyethylene constructionReads relative humidity (RH), air temperature (TA), dew point, wet bulb globe temperature (WBGT) and black globe temperature (TG). Also captures sample time and date. Records data onto standard SD (Secure Digital) memory cards (like a digital camera). When full, simply exchange SD cards 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