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HR202 DC 5V 12V 1 Channal 1CH Humidity Sensor Switch Relay Module Control Board Humidity Sensor Module

USD 2.78

HR202 DC 5V 12V 1 Channal 1CH Humidity Sensor Switch Relay Module Control Board Humidity Sensor Module

Description
Specification
BAT54S BAT54 KL4 100pcs
USD 0.61USD 0.64
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