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5V Humidity Sensitive Switch Relay Module Humidity Controller Humidity Sensor Modulethe Module Features: 1, uses the highness hr202 Wet Sensor; 2, 220 v H potentiometer to adjust temperatures detection threshold4, Can Hold Row Needles, Sensor Interface, Add Wet Lead Sensor; 5, For PCB Dimension: 50 x26mm, 19 mm Thick, With Four Fixed Bolt Hole 3 mm, Convenient Installations Specifications:- Use Thermistor to. Re, Nterface Maximum Load: AC 0V-250V/10A, DC0V-30V/10A- use potentiometer to adjust sensitivity- Intelligent Adjust Design- With Power Indicator (Red), Relay Status Indicator (Blue)- Working Voltage 5V-Four Fix.
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