D5V 4CH Bistable Self-locking Electronic Switch Low Pulse Trigger Button MCU IO Control Board Flip-Flop Latch Relay Module

D5V 4CH Bistable Self-locking Electronic Switch Low Pulse Trigger Button MCU IO Control Board Flip-Flop Latch Relay Module
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sku: 1005005721055840
$10.72
Shipping from: China
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