4 Pcs Mini Ultra-light 1 Channel DPDT Relay Board For Motor reversing Polarity Reversal HK19F DC5V PCB Module

4 Pcs Mini Ultra-light 1 Channel DPDT Relay Board For Motor reversing Polarity Reversal HK19F DC5V PCB Module
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sku: 1005005962176005
$12.60-1%
$12.52
Shipping from: China
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