DC 5V 1 Channel Humidity Sensor Switch Relay Module
DC 5V 1 Channel Humidity Sensor Switch Relay Module
DC 5V 1 Channel Humidity Sensor Switch Relay Module

DC 5V 1 Channel Humidity Sensor Switch Relay Module

SKU: 1000105

Sunhokey

Regular price $2.61 Sale

Product Description
DC 5V 1-Channel Relay interface board.
Indication LED for output, can be directly output signal chip microcomputer control