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5V 12V One 1 Channel Relay Module Board Shield with optocoupler Support High and Low Level Trigger

USD 2.06USD 2.95

5V 12V One 1 Channel Relay Module Board Shield with optocoupler Support High and Low Level Trigger

Description
Specification
10PCS MOC3041 DIP6 DIP
USD 1.58USD 1.98
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