Temperature and humidity duo relay switch 12V (OT3230)

This duo relay board has a combined temperature and humidity sensor.
The temperature is shown in the red display on the left and the humidity in the blue display on the right.
Power supply: DC 12V Temperature measuring range: -40~120 Humidity range: 0 ~ 100% RH Number of relays: 2 Maximum switching voltage: 30VDC / 250VAC Maximum switching current: 10A
Sensor wire length: 95cm
PCB dimensions (LxWxH): 6.5cm x 5.5cm x 1.7cm Sensor dimensions (LxWxH): 6.1cm x 2.6cm x 1.7cm
Instructions for use:

Setting the temperature
Setting switch-on temperature
Press and hold button 1 for approx. 3 seconds until the red display starts flashing. The set switch-on temperature will appear on the display. Use buttons 1 (higher) and 2 (lower) to set the desired switch-on temperature. Wait for approx. 5 seconds and the switch-on temperature will be saved and active.
Set switch-off temperature
Press and hold button 2 for approx. 3 seconds until the red display starts flashing. The set switch-off temperature will appear on the display. Use buttons 1 (higher) and 2 (lower) to set the desired switch-off temperature. Wait for approx. 5 seconds and the switch-off temperature will be saved and active.

Set humidity
Set switch-on humidity
Press and hold button 3 for approx. 3 seconds until the blue display starts flashing. The set switch-on humidity will appear on the display. Use buttons 3 (higher) and 4 (lower) to set the desired switch-on humidity. Wait for approx. 5 seconds and the switch-on humidity will be saved and active.
Set switch-off humidity
Press and hold button 3 for approx. 3 seconds until the blue display starts flashing. The set switch-off humidity will appear on the screen. Use buttons 3 (higher) and 4 (lower) to set the desired switch-off humidity. Wait for approx. 5 seconds and the switch-off humidity will be saved and active.
DimensionsLength: 6.48cmWidth: 5.1cmHeight: 1.59cm