XH-M451 Humidity Control Module DC12V Humidity Probe

Turn on the power (12V/DC) humidity controller and press and hold the button for 2s to enter the humidity adjustment setting (0%-99%) "4" humidity rises, "one" humidity drops
When the ambient humidity is higher than the set humidity, the relay is closed and the bulb lights up. When the ambient humidity is lower than the set humidity, the relay is disconnected and the light is off.
Parameter setting example: Example 1 I want to set the humidity higher than 70% to dehumidify, and the dehumidification stops at 60%, then the parameters should be set to; +70%, -60%
Example 2 I want to set the humidity below 40% for humidification, and the humidification will stop at 80%, then the parameters should be set as: +40%, -80%
The factory value of the humidity sensor module is 40%-60%RH (pleasant indoor humidity). If you want to restore the factory setting, please press +-press for 1s.

Product Name: Humidity Control Module
Product model: XH-M451
Measuring range: 00%-99%RH
Measurement accuracy: ±5% (40%-80%)
Power selection: 12V (DC)
size:59 x 40 x 17mm
Material:PCB+metal
colour:blue

Package Contents:
1 x Humidity control module

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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