MQ-2 Smoke Gas LPG Butane Hydrogen Sensor Module

Product DescriptionSODIAL(R) Blue Bottom MQ-2 Gas Sensor Smoke Detection Module Sensor ICSG017A for ArduinoProduct descriptionThe dual signal output (analog output and TTL output)The analog output and increased with the increase of concentration, the higher the concentration higher voltageHas a very high sensitivity to sulfide, benzene vapor, smoke and other harmful gasesWith a long service life and reliable stabilityQuick response and recovery characteristicsWith mounting holes, easy mountingThe probe can be plug design, convenient testNote:Light shooting and differnent displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.