1pcs 5V 9V 12V 24V singlechip One 1 Channel Relay Module Board Shield with optocoupler Support High and Low Level Trigger

1pcs 5V 9V 12V 24V singlechip One 1 Channel Relay Module Board Shield with optocoupler Support High and Low Level Trigger
sku: 1005004906508549
$0.35
Shipping from: China
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