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A compact single‑channel 12 V DC relay module kit designed for Arduino and embedded projects, featuring an isolated optocoupler, 3–12 V DC output, a ready‑to‑mount PCB, and all necessary passive parts for quick assembly.
A compact single‑channel 12 V DC relay module kit designed for Arduino and embedded projects, featuring an isolated optocoupler, 3–12 V DC output, a ready‑to‑mount PCB, and all necessary passive parts for quick assembly.
A compact single‑channel 12 V DC relay module kit designed for Arduino and embedded projects, featuring an isolated optocoupler, 3–12 V DC output, a ready‑to‑mount PCB, and all necessary passive parts for quick assembly.