This is our popular Mini LCD Thermometer Hygrometer, a Digital Humidity Temperature meter without probe for placing into propagators and curing jars Probe/Sensor 

Use in Propagators to keep humidity above 60% and temps between 20 and 25 degrees*

Use in Grow rooms to keep humidity between 40-60% and temperature below 30 degrees and above 20 degrees.*

The Colour may be white or black due to availability.

We provide 2 LR44 Button batteries to operate

Find replacements here: https://www.hydrocentre.com.au/batteries-for-pen-type-testers-single-battery-ag13

Measuring humidity: 10%RH-99%RH
Humidity accuracy: ±5%
Humidity display resolution: 1% RH
Measuring temperature range: -50 ~+70( Degrees Celsius)
Temperature accuracy: ± 1
Temperature display resolution: 0.1  .
Operating voltage: 2 * 1.5V button LR44 batteries
Dimension: 4.8 * 3 * 1.6cm/1.9 * 1.2 * 0.63in(approx.)
LCD dimension: 3.6*1.7cm/1.4 * 0.65in(approx.)