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2-way 12V relay module with optocoupler isolation expansion board development board high-level trigger two-way

USD 2.00USD 2.22

2-way 12V relay module with optocoupler isolation expansion board development board high-level trigger two-way

Description
Specification

Usage : Other

Certification : NONE

Brand Name : Si Tai&SH

Origin : CN(Origin)

Theory : Other

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