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DC 5V 16 Channel Relay Module Interface Board for Arduno PIC ARM DSP PLC With Optocoupler Protection LM2576 Power 16Channel

USD 6.11USD 7.74

DC 5V 16 Channel Relay Module Interface Board for Arduno PIC ARM DSP PLC With Optocoupler Protection LM2576 Power 16Channel

Description
Specification
5PCS TOP223YN TO-220-3
USD 3.66USD 3.85
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