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Opto‑Isolated USB To TTL Serial Module, CH340 Galvanic Isolation UART Converter 3.3V/5V

Product no longer available. The stores we track no longer sell it; last price seen $14.19.

Price history: 2 daily prices tracked since 2026-10-19; lowest $14.19, highest $14.19.

Opto‑Isolated USB To TTL Serial Module, CH340 Galvanic Isolation UART Converter 3.3V/5V

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