10pcs 1 Channel Relay Module Board Shield 5V 12V Low Level Trigger One PIC AVR DSP ARM MCU one Channel Relays With optocoupler

10pcs 1 Channel Relay Module Board Shield 5V 12V Low Level Trigger One PIC AVR DSP ARM MCU one Channel Relays With optocoupler
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sku: 1005003746266095
$10.75
Shipping from: China
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