915 Generation Temperature and Humidity Digital Tube Control Board Integrat

It has the function of controlling temperature and humidity at the same time.
The current temperature and humidity can be displayed in real time.
With over-limit alarm function.
Relay work indication function.
With power reverse connection protection function, the controller will not work when reverse connection. Setting :
1. Set the starting temperature:Long press the S button for 3 seconds, the red LED D3 flashes, at this time the display shows the temperature value, press the + and-buttons to adjust this value, long press to continuously adjust. After the adjustment is completed, long press the S button to exit or 10S no button to exit automatically.
2. Set stop temperature:Long press the S button for 3 seconds, the red LED D3 flashes, then short press the SET button again, the red LED D3 is on, and the display shows the stop temperature value. Press the + and - buttons to adjust this value. Long press That is, continuous adjustment. After the adjustment is completed, long press the S button to exit or 10S no button to exit automatically.
3. Set the starting humidity:Long press the S button for 3 seconds, the red LED D3 flashes, then short press the SET button twice, the green LED D4 flashes, the display shows the humidity value, press the + and - buttons to adjust this value, long press That is, continuous adjustment. After the adjustment is completed, long press the S button to exit or 10S no button to exit automatically.
Colour:As shown
Material:Metal + plastic Package Contents:
1 * Temperature and Humidity Sensor Only the above package content, other are not included.
Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.