Product specification :

MQ - 4 type suitable for natural gas (methane),MQ - 5 type is suitable for city gas,MQ - 6 type suitable for liquefied petroleum gas,Detection range for 20 PPM ~ 10000 PPM,Response speed, less than 10 secondsPower consumption acuities were 0.75 W,Size: D19 * H17 or D17 * H10Continuous work life more than three years

MQ-4 Gas sensor (MQ-5,MQ-6)