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

5Pcs 5V 2 Channel Relay Module Low Level Triggered 2-Way 2CH Relay Module With Optocoupler Expansion For ARM PIC AVR DSP
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sku: 1005006471967972
$7.04
Shipping from: China
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