ESSENTIALS Digital Min-Max Thermo Hygrometer
The ESSENTIALS Digital Min-Max Thermo Hygrometer both displays your grow room heat and humidity. The min-max memory records the highest and lowest values, select either F or C. Easy to read and mountable on the wall or surface.
Temp Range : -50oC to 70 oC
Power source : 1 x AAA battery ( included )
How to Use the Dual Digital Display:
Place the device in the area where you wish to watch the heat by either pulling out the stand on the back to sit it on a surface or you can hang the unit on a wall from a small screw from it’s keyhole recess. The top display shows the local temp around the unit.
On the bottom is the time and Humidity around the device. By pressing the C/F button, you can choose between readings in Centigrade (Celsius) or Fahrenheit. Pressing the Max/Min button once will display the maximum temperatures and humidity reached since the unit was last reset.