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10pcs MQ-2 Semiconductor Sensor for Flammable Gas
Application:It is widely used in domestic gas leakage alarm, industrial flammable gas alarm and portable gas detector.Feature:It has good sensitivity to propane, smoke &etc in wide range, and has advantages...$8.00
10 pcs Winsen GM-202B MEMS Smoke Gas Sensor
Application:Mostly used in the fixed or portable smoke detector or alamers for domestic and industrial application.Feature:MEMS technology, Strong construction,High sensitivity to combustible gases,Small sizes and low power consumption
10 pcs MP-2 Smoke Gas Sensor
Application:Domestic smoke leakage alarm, industrial smoke gas alarm and portable smoke detector.Feature:Good sensitivity to LPG, smoke in wide range,Small size,Long lifespan$14.00