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12V 10A 250VAC/30VDC Two 2 Channel Relay Module Board With Optocoupler For PIC AVR DSP ARM For Arduino EL817 Optocoupler I/O IO

USD 0.80USD 1.14

12V 10A 250VAC/30VDC Two 2 Channel Relay Module Board With Optocoupler For PIC AVR DSP ARM For Arduino EL817 Optocoupler I/O IO

Description
Specification
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