8 Way Relay Module on Board EL817 Optocoupler Relay Board Single-way Low Level Trigger Relay Support 3.3V 5V 10A Level

8 Way Relay Module on Board EL817 Optocoupler Relay Board Single-way Low Level Trigger Relay Support 3.3V 5V 10A Level
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sku: 1005005838826422
$8.88
Shipping from: China
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