5Pcs 5V 2 Channel Relay Module Low Level Triggered 2-Way 2CH Relay Module With Optocoupler Expansion For ARM PIC AVR DSP CNIM Ho

5Pcs 5V 2 Channel Relay Module Low Level Triggered 2-Way 2CH Relay Module With Optocoupler Expansion For ARM PIC AVR DSP CNIM Ho
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sku: 1005004616359566
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$7.76
Shipping from: China
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