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10pcs 5V 12V 2 Channel Relay Module Shield Expansion Board 5V 12V Low Level Triggered 2-Way Relays Module for ARM PIC AVR DSP

USD 13.00USD 18.57

10pcs 5V 12V 2 Channel Relay Module Shield Expansion Board 5V 12V Low Level Triggered 2-Way Relays Module for ARM PIC AVR DSP

Description
Specification
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