Product · United States

1PCS YYS Electrochemistry Gas Sensor Module SO2 NO2 H2S NH3 O2 O3 CO CL2 ETO H2 PH3 Sensor Gas UART Output SM4

Product no longer available. The stores we track no longer sell it; last price seen $21.04.

Price history: 2 daily prices tracked since 2026-10-19; lowest $21.04, highest $21.04.

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